An F-22 Raptor from the 95th Fighter Squadron at Tyndall Air Force Base, Fla., is parked on the flightline at Nellis Air Force Base, Nev., in preparation for Red Flag 17-3 July 7, 2017. Red Flag is the U.S. Air Force's premier air-to-air combat training exercise. (U.S. Air Force photo by Senior Airman Dustin Mullen/Released)