Family members of the six Fallen Heroes killed Dec. 21, 2015, by a suicide bomber near Bagram Air Field, Afghanistan, view the portraits of their departed loved ones during the unveiling ceremony May 16 at the Little Hall Auditorium, Marine Corps Base Quantico, Va. The portraits were hung later that day in the Air Force Office of Special Investigations Headquarters Hall of Heroes. (U.S. Air Force photo/Special Agent Cameron MacKenzie)