A KC-46A Pegasus assigned to the 22nd Air Refueling Wing, McConnell Air Force Base, Kan., takes off for an exercise Red Flag-Nellis 21-3 mission at Nellis Air Force Base, Nev., Aug. 3, 2021. The KC-46A is equipped with a refueling boom driven by a fly-by-wire control system, and is capable of fuel offload rates required for large aircraft. (U.S. Air Force photo by William R. Lewis)