A U.S. Air Force Airman from the 44th Aircraft Maintenance Squadron conducts a post flight check on an F-15C Eagle assigned to the 44th Fighter Squadron from Kadena Air Base, Japan, during exercise Northern Edge, May 14, 2019, at Eielson Air Force Base, Alaska. Northern Edge is designed to sharpen participants’ tactical combat skills, to improve command, control and communication relationships and to develop plans and programs across the Joint Force. (U.S. Air Force photo by Staff Sgt. Micaiah Anthony)