SAN DIEGO (April 28, 2016) Master Chief Petty Officer of the Navy (MCPON) Mike Stevens discusses quality of life with Sailors during a tour aboard the Los Angeles-class fast attack submarine USS Alexandria (SSN 757), homeported in Naval Base Point Loma. The MCPON also discussed current topics, including rating changes and uniform regulations. (U.S. Navy photo by Mass Communication Specialist 1st Class Ronald Gutridge/Released)