A U.S. Air Force F-22 from the 94th Fighter Squadron and 1st Fighter Wing disengages after refueling from a KC-10 Extender while in transit back to Joint Base Langley-Eustis, Va. after participating in Red Flag 17-4 Aug. 26, 2017. Red Flag is a realistic combat training exercise involving the air, space and cyber forces of the United States and its allies that will run from August 14-25, 2017 at Nellis Air Force Base, Nev. (U.S. Air Force Photo/Staff Sgt. Carlin Leslie)