In a photo from April 22, 2014, the carrier American Century moves out of the Soo Locks in Sault Ste. Marie, Mich., headed into Whitefish Bay, where an icebreaker escort awaits to lead the ship and ... more 
In a photo from April 22, 2014, the carrier American Century moves out of the Soo Locks in Sault Ste. Marie, Mich., headed into Whitefish Bay, where an icebreaker escort awaits to lead the ship and others across the ice-clogged Lake Superior. (AP Photo/John L. Russell) less 
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Associated Press | Photo By John L. Russell
Wed, Apr 23, 2014 5:36 PM EDT