U.S. Marine Corps Sgt. Patrick Opp, left, an Aircraft

U.S. Marine Corps Sgt. Patrick Opp, left, an Aircraft Ordnance Technician with Marine All Weather Fighter Attack Squadron 533 (VMFA (AW)-533) Marine Aircraft Group 31 (MAG-31), 2nd Marine Aircraft Wing (2nd MAW) communicates with U.S. Marine Corps Capt. Brian Walpole a F/A-18 Hornet Pilot with Marine Fighter Attack Squadron 232 (VMFA-232) Marine Aircraft Group 11 (MAG-11), 3rd Marine Aircraft Wing (3rd MAW) during a F/A-18 hot load exercise at Marine Corps Air Station Yuma, Ariz., Sept. 20, 2017. During Weapons and Tactics Instructor course 1-18 (WTI 1-18). WTI is a seven-week training event hosted by Marine Aviation Weapons and Tactics Squadron One (MAWTS-1) cadre, which emphasizes operational integration of the six functions of Marine Corps Aviation in support of a Marine Air Ground Task Force and provides standardized advanced tactical training and certification of unit instructor qualifications to support Marine Aviation Training and Readiness and assist in developing and employing aviation weapons and tactics (U.S. Marine Corps photo by Lance Cpl. Andrew Huff.)