U.S. Marines assigned to Marine Aviation Weapons and

U.S. Marines assigned to Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) ensure safe runways for MV-22 Ospreys to land on during Weapons and Tactics Instructor Course (WTI) 1-18 at Yuma Proving Grounds, Ariz., Oct. 17, 2017. WTI is a seven-week training event hosted by MAWTS-1 cadre, which emphasizes operational integration of the six functions of Marine Corps Aviation in support of a Marine Air Ground Task Force. 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 photo by Sgt. Allison Lotz)