Lt. Col. William Young, right, relinquishes command of the 72nd Aerial Port Squadron Feb. 10, 2019, at Tinker Air Force Base, Oklahoma to Col. Richard Ropac, 507th Mission Support Group commander, who passed the guidon to Col. Darryl McLean moments later. (U.S. Air Force photo by Tech. Sgt. Samantha Mathison)

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Photo by: Tech. Sgt. Samantha Mathison |  VIRIN: 190210-F-FS041-0072.JPG