SD testifies at Senate Appropriations Subcommittee on Defense Defense Secretary Ash Carter testifies on the Defense Department's fiscal year 2017 budget request before the Senate Appropriations Committee's defense subcommittee as Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, listens in Washington D.C., April 27, 2016. DoD photo by Air Force Senior Master Sgt. Adrian Cadiz SHARE: Download: Full Size (1.58 MB) Credit: Senior Master Sgt. Adrian Cadiz VIRIN: 160427-D-DT527-202D.JPG Photo Gallery