An F-22 Raptor pilot from Joint Base Langley-Eustis, Virginia, perform pre-flight checks before takeoff during Red Flag 21-3 July 21, 2021, at Nellis Air Force Base, Nevada. Red Flag provides real-time war scenarios to test the readiness and capabilities of U.S. military services and coalition forces. (U.S. Air Force photo by Tech. Sgt. Robert Hicks)