F-35 Lightning II
An F-35 Lightning II flies around the airspace of Davis-Monthan Air Force Base, Ariz., March 5, 2016. The F-35 was participating in Air Combat Command’s Heritage Flight Training Course, a program that features modern fighter and attack aircraft flying alongside Word War II, Korean War and Vietnam War-era aircraft. (U.S. Air Force photo/Tech. Sgt. Brandon Shapiro)