U.S. Air Force Chief Master Sgt. Anthony W. Johnson, 31st Fighter Wing command chief, and Brig. Gen. Barre R. Seguin, 31st FW commander, salute the Italian, U.S. and Prisoner of War/Missing in Action flags during the POW/MIA Remembrance Week retreat ceremony, Sept. 17, 2015, at Aviano Air Base, Italy. According to the Defense POW/MIA Accounting Agency, there are still 83,114 service members, since World War II, who are unaccounted for. (U.S. Air Force photo by Senior Airman Areca T. Bell/Released)