180605-N-CY182-0047 VIRGINIA BEACH, Va. (June 5, 2018) Dr. David E. Walker, portfolio director for the Office of Naval Research (ONR), delivers remarks at Catapult, an expo and forum featuring U.S. Navy technology in Virginia Beach, Va. Catapult is an opportunity for innovation, academic and business communities in the Virginia Beach region to showcase technologies to ONR and the Naval Research Enterprise. (U.S. Navy photo by Bobby Cummings/Released)