Lt. Gen. Patrick Frank, commanding general, U.S. Army Central (Left), passes the 1st TSC unit colors to Brig. Gen Eric P. Shirley, incoming commanding general, 1st Theater Sustainment Command (Right), during a change of command ceremony on Fort Knox, Kentucky, June 23, 2023. Shirley assumes command of the 1st TSC from Maj. Gen. Michel M. Russell Sr., outgoing commanding general, who led the team since July 13, 2021.