U.S. Marines assigned to Marine Wing Support Squadron 371, Marine Aircraft Group 13, 3rd Marine Aircraft Wing, perform aircraft salvage and recovery practical application during Weapons and Tactics Instructor (WTI) course 2-21 at Tacts Airfield, near Wellton, Ariz., March 19, 2021. The WTI course is a seven-week training event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1), providing 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.