This excerpt taken from the NKE 10-Q filed Apr 9, 2009.
Certification of Chief Executive Officer
Pursuant to 18 U.S.C. Section 1350, as created by Section 906 of the Sarbanes-Oxley Act of 2002, the undersigned officer of NIKE, Inc. (the Company) hereby certifies, to such officers knowledge, that:
A signed original of this written statement required by Section 906 has been provided to NIKE, Inc. and will be retained by NIKE, Inc. and furnished to the Securities and Exchange Commission or its staff upon request.