180713-N-YG104-0102 SAN DIEGO (July 13, 2018) Fleet Master Chief Russell Smith listens as the crew of the Los Angeles-class attack submarine USS Annapolis (SSN-760) provides feedback and input on various issues while visiting Naval Base San Diego and surrounding units. Fleet Master Chief Smith is temporarily assuming the roles and responsibilities of the Master Chief Petty Officer of the Navy. (U.S. Navy photo by Mass Communication 2nd Class Sarah Villegas/Released)