A U.S. Air Force C-130H Hercules from the 29th Weapons Squadron prepares to take off during a combat search and rescue mission as part of the U.S. Air Force Weapons School on Nellis Air Force Base, Nev., May 15, 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 graduate-level academics and participate in demanding combat training missions.