170526-N-PO203-393 SAN DIEGO, Calif. (April 26, 2017) Dr. Stephen Russell, director of the science and technology department at Space and Naval Warfare Systems Center Pacific, provides the opening keynote address during the 55th National Junior Science & Humanities Symposium (JSHS) in San Diego, Calif. The National JSHS is a tri-service program that brings together 230 high school students who qualify for attendance by submitting and presenting original scientific research papers in regional symposia held at universities nationwide. (U.S. Navy photo by John F. Williams/Released)