The United States Coast Guards during Operation Deep Freeze has seen an improvement from previous trainings. Last year, crew suffered many mechanical issues that left many lives in jeopardy. However, this year the operation went a lot more smoothly and they did not encounter half the problems they did the prior year.
Source: https://www.navalnews.com/naval-news/2020/08/uscgcs-polar-stars-fy2020-dry-dock/
