Coast Guard sponsored Iditarod musher Ken Anderson signs autographs after drawing his race number, number 6, at the pre-race banquet for the 41st edition of the Iditarod in Anchorage, Alaska, Feb. 28, 2013. The Coast Guard is sponsoring Anderson a 12-year Iditarod Trail Sled Dog Race veteran during his 13th running of the Iditarod, which is known as “The last great race on Earth.” U.S. Coast Guard photo by Petty Officer 1st Class David Mosley.