U.S. Air Force Col. Nathan Mitchell, outgoing 28th Maintenance Group commander, gives a speech during a change of command ceremony at Ellsworth Air Force Base, South Dakota, June 29, 2023. During his command, Mitchell led the 28th MXG, generating combat ready B-1B Lancer aircraft and provided long-range strike capabilities to combatant commanders worldwide. (U.S. Air Force Photo by Airman 1st Class Yendi Borjas)