B-1s launch for Red Flag 20-1
A 37th Bomb Squadron B-1B Lancer takes off at Ellsworth Air Force Base, S.D., Jan. 22, 2020. Red Flag is a contested combat training exercise coordinated at Nellis Air Force Base, Nev., and is one of a series of advanced training programs administered there. (U.S. Air Force photo by Senior Airman Nicolas Z. Erwin)