Kenneth Menifee, U.S. Falcon Inc. structures mechanic, modifies the ammunition bay doors configuration from an AH-64D to an AH-64E Apache trainer helicopter at Ft. Eusits, Va., June 13, 2016. Falcon is in the process of converting all of the 128th Aviation Brigade’s Apache trainers to the e-model as a way to keep training up-to-date. (U.S. Air Force photo by Staff Sgt. Natasha Stannard/Released)