HILL TESTIMONY Defense Secretary Robert M. Gates addresses the Senate Appropriations Committee in Washington, D.C., June 9, 2009. Gates was joined by Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, and Under Secretary of Defense (Comptroller) Robert Hale in testimony regarding the 2010 National Defense Authorization Budget Request. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 018675-B-XDX83-364.jpg Photo Gallery