SENATE TESTIMONY Defense Secretary Robert M. Gates testifies before the Senate Appropriations Committee with Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, looking on in the Dirksen Senate Office Building, in Washington, D.C., June 16, 2010. SHARE: Download: Full Size (0.04 MB) Credit: VIRIN: 480920-Q-MBZ83-258.jpg Photo Gallery