A B-52 Stratofortress, from the 96th Bomb Squadron, returns to Barksdale Air Force Base, La., June 12, 2018. The 96th Bomb Squadron aircraft flew over Étain, France, where the first U.S. combat aerial bombing took place during World War I on June 12, 1918. (U.S. Air Force photo by Airman 1st Class Sydney Campbell)