Paying Respects Army Command Sgt. Maj. John W. Troxell, left, senior enlisted advisor to the chairman of the Joint Chiefs of Staff, pays respects at the Tomb of the Unknown Soldier to honor National Armed Forces Day in Arlington National Cemetery, Arlington, Va., May 21, 2016. DoD photo by Marvin D. Lynchard SHARE: Download: Full Size (1.83 MB) Credit: Marvin D. Lynchard VIRIN: 160521-D-FW736-011B.JPG Photo Gallery