Three aircraft armament systems technicians assigned to the 757th Aircraft Maintenance Squadron, load an AIM-9X Sidewinder missile onto an F-15E Strike Eagle fighter jet during Combat Archer 19-12 at Tyndall Air Force Base, Fla., Sept. 24, 2019. The AIM-9X is a technologically advanced version of its predecessor, the AIM-9. (U.S. Air Force photo by Airman 1st Class Bailee A. Darbasie)