"The Persian Paradox" is the sequel to "Old Salts, New Navy." Don DeFreese is now the Commanding Officer of the fictional USS Mulligan, one of the Navy's newest destroyers. The ship, having miraculously survived a near impact with a large meteorite the year before, is fresh out of overhaul, with its sophisticated Aegis Combat System fully operational. As a ballistic missile defense ship, the Mulligan is part of a carrier strike group headed...