170720-N-PO203-482 WASHINGTON (July 20, 2017) Marco Maia from Rutgers University operates “Naviator,” the first unmanned hybrid aerial-aquatic vehicle to seamlessly transition from airborne to underwater operations and back again, during the Naval Future Force Science and Technology (S&T) EXPO at the Walter E. Wash. Convention Center. The EXPO is the Office of Naval Research's (ONR) premier biennial event that provides attendees access to senior naval leadership and technical experts to discuss the status of key programs and new research opportunities. (U.S. Navy photo by John F. Williams/Released)