A U.S. Air Force F-15C and two F-16s from the 65th Aggressor Squadron fly in formation after a dogfight against members of the Air Force Weapons School over Nevada Test and Training Range, Nev., May 17, 2012. The Air Force Weapons School is a five-and-a-half-month training course which provides selected officers with the most advanced training in weapons and tactics employment. Throughout the course, students receive an average of 400 hours of post graduate-level academics and participate in demanding combat training missions.