Keywords: Naval Research Laboratory 150220-N-LV331-002.jpg en 150220-N-LV331-002 - WASHINGTON Feb 20 2015 Secretary of the Navy SECNAV Ray Mabus presses a button to fire a round out of a railgun from a control room at the Naval Research Laboratory During his visit Mabus spoke with project experts and observed ongoing innovations to electronic warfare systems anti-submarine warfare projects and autonomous systems U S Navy photo by Mass Communication Specialist 2nd Class Armando Gonzales/Released 2015-02-20 Armando Gonzales https //www dvidshub net/image/1782650 150220-N-LV331-002 2015-02-24 00 00 WASHINGTON DC US PD-USGov-Military-Navy Ray Mabus Images from DoD uploaded by Fæ |