U.S. Marines assigned to Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) refuel a UH-1Y Venom during Weapons and Tactics Instructor Course (WTI) near Twentynine Palms, Calif., March 27, 2015. WTI is a seven-week event hosted by MAWTS-1 cadre. MAWTS-1 provides standardized 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 Lance Cpl. Jodson B. Graves, 2nd MAW Combat Camera/Released)