Purple Heart recipient Navy Senior Chief David L. Hall is introduced during the evening parade hosted by Chairman of the Joint Chiefs of Staff U.S. Marine Gen. Peter Pace at the Marine Corps Barracks in Washington, D.C., July 13, 2007. Purple Heart recipient Navy Senior Chief David L. Hall is introduced during the evening parade hosted by Chairman of the Joint Chiefs of Staff U.S. Marine Gen. Peter Pace at the Marine Corps Barracks in Washington, D.C., July 13, 2007. SHARE: Download: Full Size (1.75 MB) Tags: photo essays Credit: VIRIN: 462691-S-SVX39-033.jpg Photo Gallery