U.S. Air Force Maj. Luke Luikens and 1st Lt. Jennifer Logsdon, 171st Air Refueling Squadron KC-135 Stratotanker pilots, fly a KC-135 for a refueling mission during Saber Strike 18, June 8, 2018. During Saber Strike, KC-135s were used to refuel other aircraft such as the A-10 Thunderbolt II and the F-16 Fighting Falcon, to prolong their flight time for extended training scenarios. (U.S. Air Force photo by Staff Sgt. Jimmie D. Pike)