A 909th Air Refueling Squadron boom operator positions the boom of a U.S. Air Force KC-135 Stratotanker to refuel an F-15C Eagle during a refueling mission April 20, 2016, near Kadena Air Base, Japan. The 909th ARS provides combat-ready KC-135 tanker aircrews to support peacetime operations and all levels of conflict in the Indo-Asia-Pacific theater. (U.S. Air Force photo by 1st Lt. Virginia Lang/Released)