The USCG Healy (WAGB-20) breaks ice around the Russian-flagged tanker Renda 250 miles south of Nome, Alaska, Jan. 6, 2012.
The Healy is the Coast Guard's only currently operating polar icebreaker. (DoD photo by Petty Officer 1st Class Sara Francis, U.S. Coast Guard/Released). Original public domain image from Flickr