U.S. Air Force Col. Nathan Mitchell, outgoing 28th Maintenance Group commander, renders his last salute as commander during a change of command ceremony at Ellsworth Air Force Base, South Dakota, June 29, 2023. Along with relinquishing command of the 28th MXG, Mitchell also retired after 24 years of service. (U.S. Air Force Photo by Airman 1st Class Yendi Borjas)