U.S. Marines refuel a UH-1Y Venom at the end of Final Exercise 3 during Weapons and Tactics Instructor Course (WTI) Course 2-15 near Yuma, Ariz., April 25, 2015. WTI is a seven-week event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre. MAWTS-1 provides standardized tactical training and certification of unit instructor qualifications to support Marine aviation Training ..
