U.S. Marine Corps landing support specialists with Headquarters Regiment, 1st Marine Logistics Group (MLG), 1 Marine Expeditionary Force (MEF), execute an external lift exercise of M777 Howitzers at Landing Zone Bull, Chocolate Mountain Aerial Gunnery Range, Calif., Sept. 27, 2014. The exercise is a part of Weapons and Tactics Instructor (WTI) Course 1-15, 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. (U.S. Marine Corps photograph by Lance Cpl. Xzavior T. McNeal, COMCAM/ Released)