Marine Corps Maj. Gen. Willam T. Collins, center, commander, of the 4th Marine Aircraft Wing, speaks to Marines during Final Exercise 3 of the Weapons and Tactics Instructor course 2-16 at Stoval Airfield, near Yuma, Ariz., April 23, 2016. The Marines are assigned to the Marine Aviation Weapons and Tactics Squadron One and Marine Wing Support Squadron 274. The course 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. Marine Corps photo by Lance Cpl. Zachary M. Ford