Airman Jacob Martinez, a 37th Bomb Squadron crew chief, waits as a B-1B Lancer taxis at Ellsworth Air Force Base, S.D., Jan. 22, 2020. The mission of Red Flag is to maximize the combat readiness and survivability of participants by providing multi-domain training in a combined threat environment. (U.S. Air Force photo by Senior Airman Nicolas Z. Erwin)