150113-N-VA840-167 ARLINGTON, Va. (Jan. 13, 2015) Master Chief Petty Officer of the Navy Mike Stevens takes questions from Sailors during the 27th annual Surface Navy Association (SNA) National Symposium. This year's SNA Symposium focuses on "Surface Warfare - Distributed Lethality: Going on the Offensive.” (U.S. Navy photo by Mass Communication Specialist 2nd Class Leonard Adams/Released)