Watch a US Navy Nuclear Submarines Crashing Through Polar Ice ( Video ) March 31, 2018 Unipro2013main US Military, US Navy Crashing Through Polar Ice Here is a scene as U.S. Navy nuclear submarine USS Hartford (SSN 768) and USS Connecticut (SSN 22) surfacing in the Arctic Ocean for Ice Exercise (ICEX) Please support our Sponsors - Or Buy an Item from our Catalog