171020-N-IC565-001 KINGS BAY, Ga. (Oct. 20, 2017) The Los Angeles-class attack submarine USS Pittsburgh (SSN 720) arrives at Naval Submarine Base Kings Bay. Pittsburgh was commissioned in 1985 and is the fourth U.S. Navy ship to be named in honor of Pittsburgh, Pa. (U.S. Navy photo by Mass Communication Specialist 2nd Class Bradley J. Gee/Released)