A crew chief prepares the cargo area of a C-130J Super Hercules before a Weapons School Integration mission at Nellis Air Force Base, Nev., June 2, 2017. Every six months, the United States Air Force Weapons School produces approximately 80 graduates who are expert instructors on weapons, weapons systems, and air and space integration. (U.S. Air Force photo by Senior Airman Kevin Tanenbaum/Released)