U.S. Air Force members prepare to clean a boom sighting window on a KC-135 Stratotanker at Incirlik Air Base, Turkey, Nov. 15, 2018. The deployed members of the 22nd Expeditionary Aircraft Maintenance Unit work 24/7 to ensure the aircraft are in proper operating condition, enabling U.S. Air Force Central Command and Coalition partners to defend our forces from any threat. (U.S. Air Force photo by Staff Sgt. Brittany E. N. Murphy)