The Coast Guard Cutter Polar Star breaks ice in McMurdo Sound near Antarctica on Jan. 13, 2018. US Coast Guard Photo
For the first time in almost five decades, the Coast Guard’s heavy icebreaker won’t be supporting Antarctic scientific missions in coming months but will operate instead the Arctic near Alaska, the ice breaker’s commander said recently.
USCGC Polar Star (WAGB-10) will deploy in December “to project [U.S.] sovereignty” over its waters off Alaska and “to strengthen the rules...
https://news.usni.org/2020/11/20/coast-guard-icebreaker-polar-star-bound-for-the-arctic-in-december