KC-135 Stratotanker maintainers take a break between launching and receiving aircraft, Sept. 19, 2013, on Ørland Main Air Station, Norway. The men and women with the 100th Air Refueling Wing and 48th Fighter Wing represented the U.S. Air Force during the Arctic Challenge exercise in Norway. (U.S. Air Force photo by 1st Lt. Christopher Mesnard/Released)