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Musher Ken Anderson drives his team up the Yukon River as he nears the Iditarod checkpoint in Anvik, Alaska on Friday, March 8, 2013, during the Iditarod Trail Sled Dog Race. (AP Photo/Anchorage Daily News, Bill Roth)

Musher Ken Anderson drives his team up the Yukon River as he nears the Iditarod checkpoint in Anvik, Alaska on Friday, March 8, 2013, during the Iditarod Trail Sled Dog Race. (AP Photo/Anchorage Daily News, Bill Roth)

Iditarod crowns champ

53-year-old musher Mitch Seavey became the oldest winner and a two-time Iditarod champion when he drove his dog team under the burled arch in Nome on March 12, 2013.