Marines with Marine Wing Support Squadron (MWSS) 373, Expeditionary fire and rescue (EFR), conduct simulated car fire training during Integrated Training Exercise (ITX) 3-17, on a Strategic Expeditionary Landing Field, at Marine Corps Air Ground Combat Center Twentynine Palms, Calif., May 19. ITX is a combined-arms exercise enabling Marines across 3rd Marine Aircraft Wing to operate as an aviation combat element integrated with ground and logistics combat elements as a Marine air-ground task force. More than 650 Marines and 27 aircraft with 3rd MAW are supporting ITX 3-17. (U.S. Marine Corps video by Lance Cpl. Mark Lowe/Released).