Chief Thomas retires after 30 years
U.S. Air Force Chief Master Sgt. William Thomas, 139th Mission Support Group superintendent, Missouri Air National Guard, receives a standing ovation after his retirement ceremony at Rosecrans Air National Guard Base, St. Joseph, Missouri, Oct. 6, 2019. Thomas retired after more than 30 years of service. (U.S. Air National Guard photo by Senior Airman Audrey Chappell)