U.S. Marines with Marine Aviation Weapons and Tactics

U.S. Marines with Marine Aviation Weapons and Tactics Squadron 1 fly in MV-22 Ospreys in support of Weapons and Tactics Instructors course 2-18 at Yuma Proving Grounds, Ariz., April 13. WTI is a seven-week training event hosted by Marine Aviation Weapons and Tactics Squadron One cadre, which emphasizes operartional integration of the six functions of Marine Corps aviation in support of a Marine Air Ground Task Force and 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 Cpl. Nathaniel S. McAllister/ Released)