SENATE TESTIMONY Defense Secretary Robert M. Gates testifies before the Senate Armed Services Committee in Washington, D.C., May 14, 2009. Gates was joined by Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, in testimony on the 2010 National Defense Authorization Budget Request. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 153829-P-BAB49-537.jpg Photo Gallery