Marine Sgt. fires a GAU-17 "Vulcan" minigun at a fast inshore attack craft during a live-fire exercise on board.
U.S. Marines - Close Air Support
U.S. Marines participating in Weapons and Tactics Instructor Course (WTI) 2-15, provide close air support at Yodaville near Marine Corps Air Station Yuma, Ariz., April 3, 2015. WTI is a seven week event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1). 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. Video by - Cpl Rachael Zilliox