U.S. Air Force Col. Brandon “Gringo” Tellez, incoming 1st Fighter Wing commander, assumes command during a change of command ceremony at Joint Base Langley-Eustis, June 30, 2023. Prior to assuming command, Tellez has served in several positions at the 1st Fighter Wing including the squadron and group-levels. (U.S. Air Force Tech. Sgt. Ceaira Tinsley)