Lt. Col. James A. Hearn III, 433rd Mission Support Group deputy commander, presents the guidon to Maj. Jaime L. “Leigh” Barker, 433rd Civil Engineer Squadron commander, signifying the assumption of squadron command June 1, 2019 at Joint Base San Antonio-Lackland, Texas. Barker is returning to the 433rd CES after working as the 433rd Airlift Wing executive officer. (U.S. Air Force photo by Master Sgt. Kristian Carter)