Keywords: US Navy 070318-N-3642E-473 Los Angeles-class fast attack submarine USS Alexandria (SSN 757) is submerged after surfacing through two feet of ice during ICEX-07, a U.S. Navy and Royal Navy exercise.jpg en ARCTIC OCEAN March 18 2007 - Los Angeles-class fast attack submarine USS Alexandria SSN 757 is submerged after surfacing through two feet of ice during ICEX-07 a U S Navy and Royal Navy exercise conducted on and under a drifting ice floe about 180 nautical miles off the north coast of Alaska U S Navy photo by Chief Mass Communication Specialist Shawn P Eklund RELEASED Snow angels by STS3 Williams and SN Miller 2007-03-18 070318-N-3642E-473 Navy http //www navy mil/view_image asp id 44187 U S Navy photo by Chief Mass Communication Specialist Shawn P Eklund PD-USGov-Military-Navy Arctic Ocean USS Alexandria SSN-757 Watercraft in snow |