Budget Testimony Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, and Defense Secretary James N. Mattis testify during a Senate Appropriations Committee hearing in Washington, D.C., May 9, 2018. DoD Photo by U.S. Army Sgt. James K. McCann SHARE: Download: Full Size (1.74 MB) Credit: Sgt. James K. McCann VIRIN: 180509-D-SW162-1223C.JPG Photo Gallery