U.S. Army Advanced Individual Training students assigned to the 222nd Aviation Regiment, 1st Aviation Battalion, 128th Aviation Brigade install an ammunition conveyer assembly during an AH-64 Armament/Electrical/Avionic Systems Repairer course at Joint Base Langley-Eustis, Virginia, June 10, 2019. The students spend more than six months learning how to properly diagnose and repair malfunctions by conducting preventative maintenance and routine inspections to ensure the safety of aircraft operators and mission success. (U.S. Air Force photo by Airman 1st Class Monica Roybal)