ALTUS AIR FORCE BASE, Okla. -- Reservists from the 730th Air Mobility Training Squadron, Altus Air Force Base, Oklahoma, prepare for a training sortie March 4, 2021. The 730th AMTS is a geographically separated unit of the 507th Operations Group, Tinker Air Force Base, Oklahoma, whose mission is to train future KC-135, KC-46 and C-17 pilots, KC-135 and KC-46 boom operators, and C-17 loadmasters.