An M1A1 Abrams tank attached to Alpha Company, 1st Tank Battalion, 1st Marine Division provides security during Desert Scimitar, May 15, 2014, aboard Marine Corps Air Ground Combat Center Twentynine Palms, California. Desert Scimitar 2014 was a 1st Marine Division exercise held to test and refine its command and control capabilities by acting as the headquarters element for a forward-deployed Marine Expeditionary Force simultaneously offering units the opportunity to hone their conventional war fighting skills. (U.S. Marine Corps photo by Corporal Trent Randolph, 1st Marine Division Combat Camera/Released)