An instructor pilot in an F-35 Lightning II flies overhead to watch Col. Charles Wallace II, 33rd Fighter Wing F-35 Academic Training Center director and F-35 pilot, perform a touch-and-go during his first sortie in the aircraft on Eglin Air Force Base, Fla., Dec. 5, 2014. The ATC mission is to train Air Force, Marine, Navy and international partner operators and maintainers of the F-35. (U.S. Air Force photo/Staff Sgt. Marleah Robertson)