150211-N-RP435-157 SAN DIEGO (Feb. 10, 2015) Rear Adm. David H. Lewis, commander of Space and Naval Warfare Systems Command (SPAWAR), discusses the latest initiatives and role in Navy cyber warfare at the Armed Forces Communication and Electronics Association-U.S. Naval Institute (AFCEA/UNSI) WEST 2015. AFCEA/USNI WEST is an annual conference featuring military and industry leaders from across the country. (U.S. Navy photo by Krishna Jackson/Released)