Readiness

U.S. Marine Corps LtCol. Derek Heinz, director of safety and standardization, Marine Fighter Training Squadron (VMFT) 401, Marine Corps Air Station (MCAS) Yuma, waits for confirmation to proceed with flight on MCAS Yuma, Arizona, Sept. 18, 2025. VMFT-401 is an adversary squadron of the United States Marine Corps Reserve on MCAS Yuma that flies the F-5N Tiger II. (U.S. Marine Corps photo by Lance Cpl. Hannah Dodson)