U.S. Air Force Airman 1st Class Keith Walton, avionics systems specialist, left, and Senior Airman Cody Gregory, assistant crew chief, right, with the 27th Fighter Squadron assigned to Joint Base Langley-Eustis, Virginia, perform pre-flight checks with pilot Capt. Nichole Ayers, also from the 27th FS at Tyndall Air Force Base, Florida, Sept, 18, 2020. Approximately 45 F-22 Raptor and F-15 Eagle aircraft and aircrew teams from Air Combat Command travelled to Tyndall for a Weapons System Evaluation Program to practice and troubleshoot air-to-air and air-to-ground weapons system functions. (U.S. Air Force photo by Staff Sgt. Magen M. Reeves)