Staff Sgt. Darion Hubbard (left), 372nd Training Squadron F-16 Fighting Falcon crew chief instructor, supervises Airman 1st Class Erick Moreno, 372nd TRS F-16 crew chief while he inspects an F-16 before flight, Nov. 17, 2020, at Luke Air Force Base, Arizona. Hubbard instructs the F-16 Right Time Training course and graduates a class of five students December 9, 2020. The RTT class is a new initiative to provide small group, instructor-led hands-on training for F-16 crew chiefs after they compete technical training. (U.S. Air Force photo by Airman 1st Class Brooke Moeder)