U.S. Marine Corps Lt. Col. Chad Fitzgerald, a pilot assigned to Marine Fighter Training Squadron (VMFT) 401, prepares for a training mission at Marine Corps Air Station Yuma, Ariz., April 10, 2019. VMFT-401 is the United States Marine Corps' only adversary squadron. The squadron is manned by highly experienced Marine fighter pilots. (U.S. Marine Corps photo by Pfc. Hall) - U.S. Marine Corps Lt. Col. Chad Fitzgerald, a pilot assigned to Marine Fighter Training Squadron (VMFT) 401, prepares for a training mission at Marine Corps Air Station Yuma, Ariz., April 10, 2019. VMFT-401 is the United States Marine Corps' only adversary squadron. The squadron is manned by highly experienced Marine fighter pilots. (U.S. Marine Corps photo by Pfc. Hall)