U.S. Marines with Marine Light Attack Helicopter Squadron 367 (HMLA-367) offload an AH-1W Cobra from a C-17 Globemaster III during Weapons and Tactics Instructor Course (WTI) 1-18 at Marine Corps Air Station Yuma, Ariz., Sept. 6, 2017. WTI is a seven-week training event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre, which emphasizes operational integration of the six functions of 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 video by Cpl. AaronJames Vinculado)