Airmen and their families attend a static display at Ellsworth Air Force Base, S.D., June 12, 2017. Two B-1 bombers, a B-52 Stratofortress and a B-25 Mitchell bomber were on display for the 100th birthday of the 34th and 37th Bomb Squadrons. (U.S. Air Force photo by Senior Airman Denise Jenson)