Coast Guard icebreaker back after pioneering North Pole trip

The Coast Guard vessel Healy is considered a medium icebreaker. Photo: USCG.
A U.S. polar icebreaker has returned to Seattle after cutting its way to the North Pole in support of a mission to study the health of the Arctic Ocean.
The Coast Guard Cutter Healy pulled into its Seattle homeport Thursday, about two months after it became the first U.S surface vessel to make the trip unaccompanied.
Crews and scientists left Dutch Harbor, Alaska, on Aug. 9, and spent 65 days at sea. The 420-foot long i