The US Coast Guard cutter Healy (their largest ship and largest icebreaker) was in the area around that time. (Source: https://www.highnorthnews.com/en/usas-lar

The US Coast Guard cutter Healy (their largest ship and largest icebreaker) was in the area around that time. (Source: https://www.highnorthnews.com/en/usas-largest-icebreaker-northern-norway-october https://www.highnorthnews.com/en/usas-largest-icebreaker-nor...) It would make sense for them to help out.