180207-N-TW634-030 SAN DIEGO (Feb. 7, 2018) The Los Angeles-class submarine attack USS Key West (SSN 722) arrives at Naval Base Point Loma for a scheduled maintenance availability. She is the third Navy ship to be named for Key West, Fla. and is a member of Submarine Squadron 15 (CSS-15) in Apra Harbor, Guam. (U.S. Navy photo by Mass Communication Specialist 2nd Class Derek Harkins/Released)