A KC-135 Stratotanker from the 92nd Air Refueling Wing, Fairchild Air Force Base, Wash., refuels an F-22A Raptor from the 49th Fighter Wing, Holloman Air Force Base, N.M., during a Combat Hammer mission. Nearly every fighter in the Air Force inventory participated in the two-week evaluation at Hill Air Force Base, Utah, including bombers and unmanned aircraft systems. The 86th Fighter Weapons Squadron executes 'Hammer' missions by evaluating the entire weapons process from loading to flight to the target. (U.S. Air Force photo/Capt. Christopher Johnson)