66th RGS ceremony
U.S. Air Force Col. Marc Walker, 355th Maintenance Group Commander, Davis-Monthan Air Force Base, Arizona, and Maj. Anthony Arocha, 66th Rescue Generation Squadron Commander, stand at attention before deactivating the 855th Aircraft Maintenance Squadron at Nellis Air Force Base, Nevada, Dec. 16, 2021. This change follows Air Combat Command’s Combat Oriented Maintenance Organization model to enhance agility and to be better postured for dynamic force employment. (U.S. Air Force photo by Airman 1st Class Zachary Rufus)