Marines with Combat Logistics Battalion 26, Headquarters Regiment, 2nd Marine Logistics Group, currently attached to the 26th Marine Expeditionary Unit, conduct a mock non-combatant evacuation operation aboard Marine Corps Base Camp Lejeune, N.C., Sept. 21, 2014. Marines uploaded everyone being evacuated to a tracking system, which allows them to monitor the flow of evacuees during assistance operations. (U.S. Marine Corps photo by Lance Cpl. Justin T Updegraff / Released)