190909-N-PO203-0022 ARLINGTON, Va. (Sept. 9, 2019) Rear Adm. David Hahn, chief of naval research, delivers welcoming remarks during the Office of Naval Research Global (ONRG) 2019 technical meeting. The meeting addresses a broad spectrum of innovation and provides the opportunity to redefine science and technology goals and objectives, leading to the development of more efficient business practices and processes, and accelerate the delivery of international research and development. (U.S. Navy photo by John F. Williams)