United States Marine Corps Lance Cpl Brian Cartwright

United States Marine Corps Lance Cpl Brian Cartwright (left) and Private First Class Jeff Martin (right), 3rd Battalion, 5th Marine Regiment, Kilo Company, fire at simulated targets during defense training in Marine Corps Air Ground Combat Center 29 Palms, Calif. Nov 10, 2016. Marines of 3/5 are currently field testing equipment and technology from the Marine Corps War Fighting Lab during Integrated Training Exercise 1-17 in order to enhance and sustain combined arms proficiency in preparation for their deployment as the Ground Combat Element for the 31st Marine Expeditionary Unit. (United States Marine Corps photo by Lance Cpl Samuel Brusseau.)