U.S. Air Force Airmen with the 1st Aircraft Maintenance Squadron complete post-flight checks after the U.S. Air Force F-22 Raptors from 94th Fighter Squadron landed at Nellis Air Force Base, Nev., Aug. 10, 2017. The aircraft are assigned to Joint Base Langley-Eustis Air Force Base, Va.’s, 1st Fighter Wing and will conduct air combat training sorties with various aircraft during Red Flag 17-4. (U.S. Air Force Photo/Staff Sgt. Carlin Leslie)