A U.S. Marine with Aircraft Rescue & Firefighting, Headquarters & Headquaters Squadron, Marine Corps Air Station Yuma (MCAS Yuma), remove a simulated casualty from a simulated aircraft crash scene during an aviation mishap drill aboard MCAS Yuma on October 22, 2013. The drill is conducted to test and evaluate the procedures utilized by MCAS Yuma personnel in the event of an actual mishap. (U.S. Marine Corps photo by Sgt Leon M. Branchaud/Released)