Dave Delcourt, a handler on musher Ray Redington Jr.'s sled dog team, holds Dozer for a pre-race blood screening and heart check at Iditarod Trail Sled Dog Race headquarters in Wasilla, Alaska, on ... more 
Dave Delcourt, a handler on musher Ray Redington Jr.'s sled dog team, holds Dozer for a pre-race blood screening and heart check at Iditarod Trail Sled Dog Race headquarters in Wasilla, Alaska, on Wednesday, Feb. 10, 2016.Low snow in the Anchorage area may cause havoc for the race's ceremonial start on March 5, 2016, and the race's board of directors will decide Friday, Feb. 12, 2016, whether the race will have to move its official start scheduled the next day in Willow, Alaska, further north to Fairbanks. (AP Photo/Mark Thiessen) less 
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Associated Press | Photo By Mark Thiessen
Thu, Feb 11, 2016 7:12 AM EST