170403-N-PO203-090 NATIONAL HARBOR, Md. (April 3, 2017) Program officers and scientists from the Office of Naval Research (ONR) and Naval Research Laboratory (NRL) prepare for the opening of the 2017 Sea-Air-Space Exposition where they will be discussing breakthrough naval technologies and potential research opportunities. Sea-Air-Space is hosted by the Navy League of the United States with the goal of bringing together leaders from defense organizations, both government and private industry, to learn about and view the most up-to-date information and technology related to maritime policy. (U.S. Navy photo by John F. Williams/Released)