The following is a video released Friday of U.S. attack submarine USS Hartford (SSN-768) break through an arctic icepack coming to the surface as part of ICEX 16 on March 10, 2016. Read More

The following is a video released Friday of U.S. attack submarine USS Hartford (SSN-768) break through an arctic icepack coming to the surface as part of ICEX 16 on March 10, 2016. Read More