A B-1B Lancer aircraft takes off during a Bomber Agile Combat Employment exercise at Naval Air Station Fort Worth Joint Reserve Base, Texas, December 12, 2019. Airmen with the 7th Aircraft Maintenance Squadron conducted minimum regeneration time maintenance on the B-1B Lancer aircraft. During this time, they tested the ability to use Airmen from multiple career fields coming together to launch the aircraft. (U.S. Air Force photo by Staff Sgt. David Owsianka)