190116-N-PO203-0016 ARLINGTON, Virginia (Jan. 16, 2019) Rear Adm. David Hahn, chief of naval research, participates on a panel discussing innovative accelerated acquisition during the 31st National Symposium of the Surface Navy Association. Joining Hahn are Rear Adm. James Kilby, Director, Warfare Integration, Mr. William Bray, Deputy Assistant Secretary of the Navy Research, Development, Test and Evaluation, and Rear Adm. Ronald Boxall, Director, Surface Warfare. (U.S. Navy photo by John F. Williams/Released)