An Engineer Training Area Instructor with 2nd Combat Engineer Battalion, 2nd Marine Division explains the uses and capabilities of the IRobot during the battalion’s Jane Wayne Day aboard Marine Corps Base Camp Lejeune, Sept. 25, 2014. Family members learned how the PackBot helps Marines observe Improvised Explosives Devises without having to put themselves in danger. (U.S. Marine Corps photo by Cpl. Andy J. Orozco/Released)