U.S. Marine Corps Cpl. Jeffery A. Sempler, a helicopter

U.S. Marine Corps Cpl. Jeffery A. Sempler, a helicopter crew chief augmented to Marine Aviation and Weapons Tactics Squadron One (MAWTS-1), prepares for an external lift exercise from a CH-53E Super Stallion at Auxiliary Airfield 2 near Yuma, Ariz., April 3, 2015. The exercise was part of Weapons and Tactics Instructor Course 2-15 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 Chief Warrant Officer 2 Jorge A. Dimmer MAWTS-1 Combat Camera/ Released)