Secretary Gates testifies before the U.S. Senate Appropriations Committee's defense subcommittee. Secretary of Defense Robert M. Gates testifies before the U.S. Senate Appropriations Committee's defense subcommittee on Capitol Hill in Washington, D.C., on June 15, 2011. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 688468-O-SQH78-848.jpg Photo Gallery