Airmen assigned to the 509th Aircraft Maintenance Squadron practice loading munitions in support of Exercise GLOBAL THUNDER 21, at Whiteman Air Force Base, Missouri, Oct. 20, 2020. Exercise GLOBAL THUNDER is an annual command and control exercise designed to train U.S. Strategic Command forces and assess joint operation readiness. (U.S. Air Force video by Airman 1st Class Devan Halstead) More