U.S. Air Force Airman 1st Class Garrett Peirce prepares to fly on a KC-135 Stratotanker from Al Udeid Air Base, Qatar, Dec. 29, 2015. Peirce is a boom operator assigned to the 340th Expeditionary Air Refueling Squadron, deployed from the 92nd Air Refueling Wing at Fairchild Air Force Base, Wash. U.S. Air Force photo by Staff Sgt. Corey Hook