U.S. Air Force aircraft maintainers from the 909th Aircraft Maintenance Unit prepare a KC-135 Stratotanker for takeoff during Forceful Tiger Jan. 28, 2016, at Kadena Air Base, Japan. Thanks to the maintainers at the 909th AMU, the 909th Air Refueling Squadron was able to generate 15 KC-135 sorties with a 100-percent mission success rate for the large force exercise. (U.S. Air Force photo by Staff Sgt. Maeson L. Elleman/Released)