Keywords: US Navy 080724-N-7705S-036 The attack submarine USS Scranton (SSN 756) departs Naval Station Norfolk.jpg en NORFOLK Va July 24 2008 The attack submarine USS Scranton SSN 756 departs Naval Station Norfolk to complete electronic navigation certification using the voyage management system VMS VMS use a combination of digital charts constant global positioning system fixes environmental sensors and electronic command and controls and allows the submarine to eliminate many of the constraining aspects of navigating with paper charts U S Navy photo by Mass Communication Specialist 1st Class Todd A Schaffer/Released 2008-07-24 080724-N-7705S-036 Navy http //www navy mil/view_image asp id 61814 U S Navy photo by Mass Communication Specialist 1st Class Todd A Schaffer PD-USGov-Military-Navy Naval Station Norfolk USS Scranton SSN-756 |