A U.S. Coast Guard icebreaker assisted an Antarctica cruise ship after shifting pack ice slowed its voyage, allowing it to safely reach open water.

A U.S. Coast Guard icebreaker assisted an Antarctica cruise ship after shifting pack ice slowed its voyage, allowing it to safely reach open water.

A cruise ship that became lodged in the ice during a voyage to Antarctica was freed by the US Coast Guard. On 17 January, the Cutter Polar Star responded the distress calls from…