Navy Adm. Jonathan W. Greenert, chief of naval operations, poses for a photograph with former Army Staff Sgt. Salvatore Giunta, who received a Medal of Honor for bravery while serving in Afghanistan, during the USO of Metropolitan Washington-Baltimore's 33rd annual awards dinner in Arlington, Va., March 24, 2015. Navy Adm. Jonathan W. Greenert, chief of naval operations, poses for a photograph with former Army Staff Sgt. Salvatore Giunta, who received a Medal of Honor for bravery while serving in Afghanistan, during the USO of Metropolitan Washington-Baltimore's 33rd annual awards dinner in Arlington, Va., March 24, 2015. SHARE: Download: Full Size (2.16 MB) Tags: photo essays Credit: VIRIN: 786203-Q-IJV30-205.jpg Photo Gallery