U.S. Air Force Staff Sgt. Pernell Davis, 192nd Aircraft Maintenance Squadron weapons load crew chief, drives a bomb lift while preparing to load ammunition onto an aircraft during an exercise at Joint Base Langley-Eustis, Va., Sept. 30, 2016. The exercise was a five-day long evaluation of Langley Airmen from the 633d Air Base Wing, 1st and 192nd Fighter Wings working together to deploy personnel, equipment and aircraft for contingency operations at a moment's notice. (U.S. Air Force photo by Airman 1st Class Tristan Biese)