A U.S. Marine Corps AH-1Z Viper engages a target during Weapons and Tactics Instructor Course (WTI) 1-18 in Yuma, AZ, on Sept. 22, 2017.

WTI is a seven week training event hosted by Marine Aviation Weapons and Tatics Squadron One (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. – US Marine Corps

U.S. Marine Corps photo by Lance Cpl. Brennon A. Taylor

U.S. Marine Corps AH-1Z Viper engages a target