Two B-1B Lancer aircraft taxi on the flightline after completing a training sortie during a Copper Ring exercise at Dyess Air Force Base, Texas, Sept. 13, 2021. The aircraft is a highly-versatile, supersonic, multi-mission weapon system that carries the largest payload of both guided and unguided weapons in the U.S. Air Force inventory. (U.S. Air Force photo by Staff Sgt. David Owsianka)