U.S. Air Force Senior Airman Rebekah McCormack looks out the boom pod window of a KC-135 Stratotanker over Iraq, Dec. 22, 2015. McCormack is a boom operator assigned to the 340th Expeditionary Air Refueling Squadron, deployed out of the 351st Air Refueling Squadron in RAF Mildenhall, England. U.S. Air Force photo by Staff Sgt. Corey Hook