U.S. Air Force Col. Gregory Coleman, incoming 377th Medical Group commander, renders his first salute to his Airmen in a change of command ceremony at Kirtland Air Force Base, N.M., June 27, 2019. The mission of the 377th MDG is to advance the human weapons system, promote optimal health, and provide trusted care to Team Kirtland. (U.S. Air Force photo by Airman 1st Class Austin J. Prisbrey)