U.S. Marine Corps (USMC) CH-53E Super Stallion aircraft assigned to Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) conduct flight operations during a long range raid in support of Weapons and Tactics Instructor (WTI) course 1-19 in Yuma, Arizona, September 28, 2018.

WTI is a seven-week training event hosted by MAWTS-1 which emphasizes operational integration of the six functions of USMC aviation in support of a Marine air-ground task force. WTI provides standardized advanced tactical training and certification of unit instructor qualifications to support USMC aviation training and readiness. It also assists in developing and employing aviation weapons and tactics.