Col. Gentry Boswell, 28th Bomb Wing commander, boards a B-1 bomber to perform a flyover to honor the passing of U.S. Army Air Corps Staff Sgt. David Thatcher at Ellsworth Air Force Base, S.D., June 27, 2016. Thatcher was the engineer gunner of the original Ruptured Duck, one of 16 B-25 Mitchell bombers that launched off the deck of the aircraft carrier the U.S.S. Hornet and headed to the coast of Japan to wreak havoc on the Japanese empire April 18, 1942. (U.S. Air Force photo by Airman 1st Class Denise M. Nevins/Released)