A U.S. Air Force F-16 Fighting Falcon deployed to U.S. Air Forces in Europe from the 120th Fighter Squadron at Buckley Air Force Base, Colorado receives fuel in flight by a KC-135 Stratotanker over Latvia during Saber Strike 18 June 6, 2018. The KC-135 aircraft provides aerial refueling capabilities for the U.S. and its partners allowing an enhanced projection of airpower. (U.S. Air Force photo by Staff Sgt. Jimmie D. Pike)
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