Weapons loaders assigned to the 307th Aircraft Maintenance Squadron prepare to raise a bomb bay door on a 93rd Bomb Squadron B-52H Stratofortress during load training on Aug. 3, 2014, Barksdale Air Force Base, La. Weapons load crews are required to participate in the training to acquire or maintain certification for loading live munitions on the aircraft. (U.S. Air Force photo by Tech. Sgt. Ted Daigle/Released)