<PAGE>

                                 SCHEDULE 13G
                                (Rule 13d-102)

            Information to be Included in Statements Filed Pursuant
          to Rule 13d-1(b), (c) and (d) and Amendments Thereto Filed
                            Pursuant to Rule 13d-2.

                      SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, D.C. 20549

                   Under the Securities Exchange Act of 1934

                              (Amendment No. 6)*


                        Cross Country Healthcare, Inc.
--------------------------------------------------------------------------------
                               (Name of Issuer)


                                 Common Stock
--------------------------------------------------------------------------------
                        (Title of Class of Securities)


                                   227483104
                         -----------------------------
                                (CUSIP Number)


                                 June 30, 2009
--------------------------------------------------------------------------------
            (Date of Event Which Requires Filing of this Statement)


Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

                               [X] Rule 13d-1(b)

                               [ ] Rule 13d-1(c)

                               [ ] Rule 13d-1(d)


* The remainder of this cover page shall be filled out for a reporting person's
  initial filing on this form with respect to the subject class of securities,
  and for any subsequent amendment containing information which would alter the
  disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).

                                 Page 1 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Artisan Partners Holdings LP
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Delaware
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,283,556
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,566,656
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,566,656
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    11.59%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    HC
-------------------------------------------------------------------------------

                                 Page 2 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Artisan Investment Corporation
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Wisconsin
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,283,556
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,566,656
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,566,656
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    11.59%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    HC
-------------------------------------------------------------------------------

                                 Page 3 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Artisan Partners Limited Partnership
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Delaware
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,156,056
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,254,556
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,254,556
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    10.58%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    IA
-------------------------------------------------------------------------------

                                 Page 4 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Artisan Investments GP LLC
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Delaware
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,156,056
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,254,556
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,254,556
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    10.58%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    HC
-------------------------------------------------------------------------------

                                 Page 5 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    ZFIC, Inc.
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Wisconsin
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,283,556
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,566,656
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,566,656
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    11.59%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    HC
-------------------------------------------------------------------------------

                                 Page 6 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Andrew A. Ziegler
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    U.S.A.
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,283,556
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,566,656
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,566,656
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    11.59%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    IN
-------------------------------------------------------------------------------

                                 Page 7 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Carlene M. Ziegler
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    U.S.A.
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          3,283,556
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  3,566,656
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    3,566,656
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    11.59%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    IN
-------------------------------------------------------------------------------

                                 Page 8 of 17


<PAGE>

 CUSIP No. 227483104                 13G

-------------------------------------------------------------------------------
 1  NAME OF REPORTING PERSON


    Artisan Funds, Inc.
-------------------------------------------------------------------------------
 2  CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
    (see Instructions)                                                 (a) [ ]
                                                                       (b) [ ]

    Not Applicable
-------------------------------------------------------------------------------
 3  SEC USE ONLY


-------------------------------------------------------------------------------
 4  CITIZENSHIP OR PLACE OF ORGANIZATION


    Wisconsin
-------------------------------------------------------------------------------
               5  SOLE VOTING POWER


                  None
 NUMBER OF    -----------------------------------------------------------------
   SHARES      6  SHARED VOTING POWER
BENEFICIALLY
  OWNED BY
    EACH          2,112,400
 REPORTING    -----------------------------------------------------------------
   PERSON      7  SOLE DISPOSITIVE POWER
    WITH

                  None
              -----------------------------------------------------------------
               8  SHARED DISPOSITIVE POWER


                  2,112,400
-------------------------------------------------------------------------------
 9  AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON


    2,112,400
-------------------------------------------------------------------------------
10  CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
    (see Instructions)                                                     [ ]


    Not Applicable
-------------------------------------------------------------------------------
11  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)


    6.86%
-------------------------------------------------------------------------------
12  TYPE OF REPORTING PERSON
    (see Instructions)


    IC
-------------------------------------------------------------------------------

                                 Page 9 of 17


<PAGE>

Item 1(a)   Name of Issuer:

                Cross Country Healthcare, Inc.

Item 1(b)   Address of Issuer's Principal Executive Offices:

                6551 Park of Commerce Blvd Suite 200,
                Boca Raton, FL 33487

Item 2(a)   Name of Person Filing:

                Artisan Partners Holdings LP ("Artisan Holdings")
                Artisan Investment Corporation, the general partner of
                  Artisan Holdings ("Artisan Corp.")
                Artisan Partners Limited Partnership ("Artisan Partners")
                Artisan Investments GP LLC, the general partner of
                  Artisan Partners ("Artisan Investments")
                ZFIC, Inc., the sole stockholder of Artisan Corp. ("ZFIC")
                Andrew A. Ziegler
                Carlene M. Ziegler
                Artisan Funds, Inc. ("Artisan Funds")

Item 2(b)   Address of Principal Business Office:

                Artisan Holdings, Artisan Corp., Artisan Partners, Artisan
                Investments, ZFIC, Mr. Ziegler, Ms. Ziegler and Artisan Funds
                are all located at:

                875 East Wisconsin Avenue, Suite 800
                Milwaukee, WI 53202

Item 2(c)   Citizenship:

                Artisan Holdings is a Delaware limited partnership
                Artisan Corp. is a Wisconsin corporation
                Artisan Partners is a Delaware limited partnership
                Artisan Investments is a Delaware limited liability company
                ZFIC is a Wisconsin corporation
                Mr. Ziegler and Ms. Ziegler are U.S. citizens
                Artisan Funds is a Wisconsin corporation

Item 2(d)   Title of Class of Securities:

                Common Stock

Item 2(e)   CUSIP Number:

                227483104

Item 3      Type of Person:

                (d) Artisan Funds is an Investment Company under section 8 of
                the Investment Company Act.

                (e) Artisan Partners and Artisan Holdings are investment
                advisers registered under section 203 of the Investment
                Advisers Act of 1940; Artisan Holdings is the sole limited
                partner of Artisan Partners; Artisan Investments is the general
                partner of Artisan Partners; Artisan Corp is the general
                partner of Artisan Holdings; ZFIC is the sole stockholder of
                Artisan Corp.; Mr. Ziegler and Ms. Ziegler are the principal
                stockholders of ZFIC.

                                 Page 10 of 17


<PAGE>

Item 4      Ownership (at June 30, 2009):

                (a)  Amount owned "beneficially" within the meaning of rule
                     13d-3:

                     3,566,656

                (b)  Percent of class:

                     11.59% (based on 30,774,868 shares outstanding as of April
                     30, 2009)

                (c)  Number of shares as to which such person has:

                     (i)    sole power to vote or to direct the vote: None

                     (ii)   shared power to vote or to direct the vote:
                            3,283,556

                     (iii)  sole power to dispose or to direct the disposition
                            of: None

                     (iv)   shared power to dispose or to direct the
                            disposition of: 3,566,656

Item 5      Ownership of Five Percent or Less of a Class:

                Not Applicable

Item 6      Ownership of More than Five Percent on Behalf of Another Person:

                The shares reported herein have been acquired on behalf of
                discretionary clients of Artisan Partners and Artisan Holdings;
                as reported herein, Artisan Partners and Artisan Holdings hold
                3,566,656 shares, including 2,112,400 shares on behalf of
                Artisan Funds. Persons other than Artisan Partners and Artisan
                Holdings are entitled to receive all dividends from, and
                proceeds from the sale of, those shares.

Item 7      Identification and Classification of the Subsidiary Which Acquired
            the Security Being Reported on by the Parent Holding Company or
            Control Person:

                Not Applicable

Item 8      Identification and Classification of Members of the Group:

                Not Applicable

Item 9      Notice of Dissolution of Group:

                Not Applicable

Item 10     Certification:

                By signing below I certify that, to the best of my knowledge
                and belief, the securities referred to above were acquired and
                are held in the ordinary course of business and were not
                acquired and are not held for the purpose of or with the effect
                of changing or influencing the control of the issuer of the
                securities and were not acquired and are not held in connection
                with or as a participant in any transaction having that purpose
                or effect.

                                 Page 11 of 17


<PAGE>

                                   Signature

   After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.

   Date: July 9, 2009

                                     ARTISAN INVESTMENT CORPORATION,
                                     for itself and as the general partner of
                                     ARTISAN PARTNERS HOLDINGS LP

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ARTISAN INVESTMENTS GP LLC,
                                     for itself and as the general partner of
                                     ARTISAN PARTNERS LIMITED PARTNERSHIP

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ZFIC, INC.

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ANDREW A. ZIEGLER

                                     Andrew A. Ziegler*
                                     --------------------------------------

                                     CARLENE M. ZIEGLER

                                     Carlene M. Ziegler*
                                     --------------------------------------

                                     ARTISAN FUNDS, INC.

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     *By:  /s/ Janet D. Olsen
                                           -----------------------------------
                                           Janet D. Olsen
                                           Vice President of Artisan Investment
                                             Corporation
                                           Vice President of Artisan
                                             Investments GP LLC
                                           Attorney-in-Fact for ZFIC, Inc.
                                           Attorney-in-Fact for Andrew A.
                                             Ziegler
                                           Attorney-in-Fact for Carlene M.
                                             Ziegler
                                           General Counsel and Secretary of
                                             Artisan Funds, Inc.

                                 Page 12 of 17


<PAGE>

                                 Exhibit Index

Exhibit 1   Joint Filing Agreement dated July 9, 2009 by and among Artisan
            Partners Holdings LP, Artisan Investment Corporation, Artisan
            Partners Limited Partnership, Artisan Investments GP LLC, ZFIC,
            Inc., Andrew A. Ziegler, Carlene M. Ziegler and Artisan Funds, Inc.

Exhibit 2   Power of Attorney of ZFIC, Inc., dated March 19, 2007

Exhibit 3   Power of Attorney of Andrew A. Ziegler dated March 19, 2007

Exhibit 4   Power of Attorney of Carlene M. Ziegler dated March 19, 2007

                                 Page 13 of 17


<PAGE>

                                                                      EXHIBIT 1

                            JOINT FILING AGREEMENT

   The undersigned hereby agree to the joint filing of the Schedule 13G to
which this Agreement is attached.

   Dated: July 9, 2009

                                     ARTISAN INVESTMENT CORPORATION,
                                     for itself and as the general partner of
                                     ARTISAN PARTNERS HOLDINGS LP

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ARTISAN INVESTMENTS GP LLC,
                                     for itself and as the general partner of
                                     ARTISAN PARTNERS LIMITED PARTNERSHIP

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ZFIC, INC.

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     ANDREW A. ZIEGLER

                                     Andrew A. Ziegler*
                                     --------------------------------------

                                     CARLENE M. ZIEGLER

                                     Carlene M. Ziegler*
                                     --------------------------------------

                                     ARTISAN FUNDS, INC.

                                     By:   Janet D. Olsen*
                                           -----------------------------------

                                     *By:  /s/ Janet D. Olsen
                                           -----------------------------------
                                           Janet D. Olsen
                                           Vice President of Artisan Investment
                                             Corporation
                                           Vice President of Artisan
                                             Investments GP LLC
                                           Attorney-in-Fact for ZFIC, Inc.
                                           Attorney-in-Fact for Andrew A.
                                             Ziegler
                                           Attorney-in-Fact for Carlene M.
                                             Ziegler
                                           General Counsel and Secretary of
                                             Artisan Funds, Inc.

                                 Page 14 of 17


<PAGE>

                                                                      EXHIBIT 2

                               POWER OF ATTORNEY

   The undersigned, ZFIC, Inc., hereby appoints Lawrence A. Totsky, Janet D.
Olsen, and Sarah A. Johnson, and each of them individually, its true and lawful
attorney-in-fact and agent, with full power to execute and file with the United
States Securities and Exchange Commission and any stock exchange or similar
authority, for and on its behalf in any and all capacities, any and all reports
required to be filed pursuant to Section 13 of the Securities Exchange Act of
1934 and the rules thereunder, including but not limited to reports on Schedule
13D or 13G, any and all amendments to such reports, with all exhibits, and any
other forms or documents as may be necessary in connection with the filing of
such reports with the United States Securities and Exchange Commission and any
stock exchange or similar authority, granting unto said attorney full power and
authority to do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete, as fully as the
undersigned might or could do in person.

   This Power of Attorney shall remain in full force and effect until revoked
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact and agents.

   IN WITNESS WHEREOF the undersigned has caused this Power of Attorney to be
executed this 19th day of March, 2007.

                                      ZFIC, INC.

                                      By:  /s/ Andrew A. Ziegler
                                           -------------------------------------
                                           Andrew A. Ziegler
                                           Vice President

STATE OF WISCONSIN     )
                       ) SS.
COUNTY OF MILWAUKEE    )

   I, Timothy K. Weston, a Notary Public in and for the County of Milwaukee,
State of Wisconsin, DO HEREBY CERTIFY that Andrew A. Ziegler, who is personally
known to me to be the same person whose name is subscribed to the foregoing
instrument, appeared before me this day in person and acknowledged that he
signed and delivered the said instrument as his own free and voluntary act, for
the uses and purposes therein set forth.

   Given under my hand and notarial seal, this 19th day of March, 2007.

                                        /s/ Timothy K. Weston
                                        --------------------------------------
                                        Notary Public

                                 Page 15 of 17


<PAGE>

                                                                      EXHIBIT 3

                               POWER OF ATTORNEY

   The undersigned, Andrew A. Ziegler, hereby appoints Lawrence A. Totsky,
Janet D. Olsen, and Sarah A. Johnson, and each of them individually, his true
and lawful attorney-in-fact and agent, with full power to execute and file with
the United States Securities and Exchange Commission and any stock exchange or
similar authority, for and on his behalf in any and all capacities, any and all
reports required to be filed pursuant to Section 13 of the Securities Exchange
Act of 1934 and the rules thereunder, including but not limited to reports on
Schedule 13D or 13G, any and all amendments to such reports, with all exhibits,
and any other forms or documents as may be necessary in connection with the
filing of such reports with the United States Securities and Exchange
Commission and any stock exchange or similar authority, granting unto said
attorney full power and authority to do and perform any and all acts for and on
behalf of the undersigned which may be necessary or desirable to complete, as
fully as the undersigned might or could do in person.

   This Power of Attorney shall remain in full force and effect until revoked
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact and agents.

   IN WITNESS WHEREOF the undersigned has caused this Power of Attorney to be
executed this 19th day of March, 2007.

                                        /s/ Andrew A. Ziegler
                                        --------------------------------------
                                        Andrew A. Ziegler

STATE OF WISCONSIN     )
                       ) SS.
COUNTY OF MILWAUKEE    )

   I, Timothy K. Weston, a Notary Public in and for the County of Milwaukee,
State of Wisconsin, DO HEREBY CERTIFY that Andrew A. Ziegler, who is personally
known to me to be the same person whose name is subscribed to the foregoing
instrument, appeared before me this day in person and acknowledged that he
signed and delivered the said instrument as his own free and voluntary act, for
the uses and purposes therein set forth.

   Given under my hand and notarial seal, this 19th day of March, 2007.

                                        /s/ Timothy K. Weston
                                        --------------------------------------
                                        Notary Public

                                 Page 16 of 17


<PAGE>

                                                                      EXHIBIT 4

                               POWER OF ATTORNEY

   The undersigned, Carlene M. Ziegler, hereby appoints Lawrence A. Totsky,
Janet D. Olsen, and Sarah A. Johnson, and each of them individually, her true
and lawful attorney-in-fact and agent, with full power to execute and file with
the United States Securities and Exchange Commission and any stock exchange or
similar authority, for and on her behalf in any and all capacities, any and all
reports required to be filed pursuant to Section 13 of the Securities Exchange
Act of 1934 and the rules thereunder, including but not limited to reports on
Schedule 13D or 13G, any and all amendments to such reports, with all exhibits,
and any other forms or documents as may be necessary in connection with the
filing of such reports with the United States Securities and Exchange
Commission and any stock exchange or similar authority, granting unto said
attorney full power and authority to do and perform any and all acts for and on
behalf of the undersigned which may be necessary or desirable to complete, as
fully as the undersigned might or could do in person.

   This Power of Attorney shall remain in full force and effect until revoked
by the undersigned in a signed writing delivered to the foregoing
attorneys-in-fact and agents.

   IN WITNESS WHEREOF the undersigned has caused this Power of Attorney to be
executed this 19th day of March, 2007.

                                        /s/ Carlene M. Ziegler
                                        --------------------------------------
                                        Carlene M. Ziegler

STATE OF WISCONSIN     )
                       ) SS.
COUNTY OF MILWAUKEE    )

   I, Timothy K. Weston, a Notary Public in and for the County of Milwaukee,
State of Wisconsin, DO HEREBY CERTIFY that Carlene M. Ziegler, who is
personally known to me to be the same person whose name is subscribed to the
foregoing instrument, appeared before me this day in person and acknowledged
that she signed and delivered the said instrument as her own free and voluntary
act, for the uses and purposes therein set forth.

   Given under my hand and notarial seal, this 19th day of March, 2007.

                                        /s/ Timothy K. Weston
                                        --------------------------------------
                                        Notary Public

                                 Page 17 of 17