U.S. Marine Corps Aircraft Rescue and Firefighting Specialists, Marine Wing Support Squadron (MWSS) 372, Marine Aircraft Group (MAG) 39, 3rd Marine Aircraft Wing (MAW), prepare to extinguish a controlled fire during an aircraft salvage exercise at K-9 Village, Yuma Proving Grounds, Ariz., Sept. 24, 2014. The exercise is part of Weapons and Tactics Instructor (WTI) 1-15, a seven-week training event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre. MAWTS-1 provides standardized tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Sgt. Artur Shvartsberg, COMCAM/ Released)