U.S. Marines with 3rd Battalion, 3rd Marine Regiment, 3rd Marine Division, 3rd Marine Expeditionary Force conduct fast rope tactics out of a CH-53E Super Stallion at Auxiliary Airfield 2, Yuma, Ariz., Sept. 25, 2014. The exercise is part of Weapons and Tactics Instructor (WTI) 1-15, a seven-week training 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 and Readiness and assists in developing and employing aviation weapons and tactics. (U.S. Marine Corps photograph by Sgt. Artur Shvartsberg, COMCAM/ Released)