160129-N-PO203-034 ARLINGTON, Va. (Jan. 29, 2016) Mr. Sean Stackley, assistant secretary of the Navy, research, development and acquisition, addresses members of the Office of Naval Research (ONR) Reserve Component during a winter program review. The Navy Reserve Science and Technology Unit assists ONR and the Naval Research Laboratory in developing science and technology solutions for the warfighter. (U.S. Navy photo by John F. Williams/Released)