GATES AND MULLEN TESTIFY Defense Secretary Robert M. Gates and Navy Adm. Michael G. Mullen, chairman of the Joint Chiefs of Staff, testify before the Senate Armed Services Committee regarding the Defense Authorization Request for 2009 and continuing funding for Iraq and Afghanistan operations, Feb. 6, 2008. SHARE: Download: Full Size (0.01 MB) Credit: VIRIN: 147259-D-VAD67-341.jpg Photo Gallery