931 OSS Change of Command
Lt. Col. Michael Moeding, Director of Operations, 18th Air Refueling Squadron hands the 931st Operations Support Squadron unit guidon to incoming commander, Lt. Col. Esteban Ramirez during an assumption of command ceremony at McConnell Air Force Base, Kan. Sept. 14. 2013. (Air Force photo by Master Sgt. Brannen Parrish).