160518-N-PO203-077 NATIONAL HARBOR, Md. (May. 18, 2016) The Office of Naval Research (ONR) demonstrates an autonomous mobile buoy at National Harbor during the 2016 Sea-Air-Space Exposition. ONR is celebrating 70 years of innovation in 2016. For seven decades, ONR through its commands, including ONR Global and the Naval Research Laboratory in Washington, D.C., has been leading the discovery, development and delivery of technology innovations for the Navy and Marine Corps. (U.S. Navy photo by John F. Williams/Released)