U.S. Marine Corps Aircraft Rescue and Firefighting Specialists, with Marine Wing Support Squadron (MWSS) 372, Marine Aircraft Group (MAG) 39, 3rd Marine Aircraft Wing (MAW), clean foam and dry chemicals after extinguishing a fire during an aircraft salvage exercise at K-9 Village, Yuma Proving Grounds, Ariz., Sept. 24, 2014. The exercise is a part of Weapons and Tactics Instructor (WTI) 1-15, a seven-week event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre. MAWTS-1 provides standardized advanced 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 Cpl. Xzavior T. McNeal, COMCAM/Released)