A B-1B Lancer assigned to the 37th Bomb Squadron takes off from Ellsworth Air Force Base, S.D., March 3, 2021. About 200 Ellsworth Airmen and several B-1 bombers are participating in Red Flag 21-2, one of the Air Force’s largest combat training exercises, at Nellis AFB, Nevada, March 8-19. (U.S. Air Force photo by Airman 1st Class Quentin Marx)