Orlando Vasquez, Mission 1st Support Services contractor, guides U.S. Air Force Capt. Chelsea, 71st Fighter Training Squadron T-38 Talon adversary air mission commander, down the runway at Joint Base Langley-Eustis, Va., Dec. 6, 2016. The T-38s are the adversaries when training in air-to-air combat with the F-22 Raptors. (U.S. Air Force photo by Airman 1st Class Tristan Biese)