A crew chief assigned to the 37th Aircraft Maintenance Squadron marshals a B-1B Lancer onto the apron upon return from a Bomber Task Force Mission at Ellsworth Air Force Base, S.D., April 7, 2021. The B-1B is a long-range, multi-role bomber that carries the largest payload of precision guided and unguided munitions in the Air Force inventory. (U.S. Air Force photo by Airman 1st Class Quentin Marx)