Keywords: USSPittsburghBallastBlow.jpg The nuclear-powered attack submarine USS PITTSBURGH SSN-720 surfaces off the coast of Andros Bahamas as part of an emergency surface drill Released to Public DoD photo by F E ZIMMERMAN Date Shot 14 Sep 1991 Source http //www defenselink mil/multimedia/ PD-USGov USS Pittsburgh SSN-720 Emergency surfacing |