Coast Guard icebreaker 海岸衛隊破冰船

Petty Officer 3rd Class Jonathan Lally / U.S. Coast Guard via AP

Seaman Benjamin Nocerini / U.S. Coast Guard via Reuters
PhotoBlog - Coast Guard icebreaker carves path towards cut-off Alaska city
http://photoblog.msnbc.msn.com/_news/2012/01/09/10069962-coast-guard-icebreaker-carves-path-towards-cut-off-alaska-city

REUTERS/U.S. Coast Guard/Petty Officer 3rd Class Jonathan Lally/Handout
Photos of the Day, Jan. 9, 2012 | News | National Post
http://news.nationalpost.com/2012/01/09/photos-of-the-day-jan-9-2012/