FILE - The aurora borealis, or northern lights, fill the sky above the Takotna, Alaska checkpoint during the Iditarod Trail Sled Dog Race on Wednesday, March 9, 2011. (AP Photo/The Anchorage Daily ... more 
FILE - The aurora borealis, or northern lights, fill the sky above the Takotna, Alaska checkpoint during the Iditarod Trail Sled Dog Race on Wednesday, March 9, 2011. (AP Photo/The Anchorage Daily News, Bob Hallinen, File) less 
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Associated Press | Photo By The Anchorage Daily News, Bob Hallinen, File
Sat, Mar 2, 2013 10:18 AM EST