U.S. Air Force Airman 1st Class Matthew Mardis, right, and Airman 1st Class James Griffin, both assigned to the 455th Expeditionary Maintenance Squadron Munitions Flight, complete a six month inspection on a Guided Bomb Unit-54 (GBU-54) munition at Bagram Airfield, Afghanistan, June 15, 2015. The 455th EMXS Munitions Flight ensures that every munition loaded onto an F-16 Fighting Falcon will perform as expected when used. (U.S. Air Force photo by Tech. Sgt. Joseph Swafford/Released)