FILE - A musher drives his team along the Iditarod Trial Sled 

FILE - A musher drives his team along the Iditarod Trial Sled Dog Race through the trees on the Farewell burn area near Nikolai, Alaska Tuesday, March 8, 2005. (AP Photo/Al Grillo, File)
Associated Press
FILE - A musher drives his team along the Iditarod Trial Sled Dog Race through the trees on the Farewell burn area near Nikolai, Alaska Tuesday, March 8, 2005. (AP Photo/Al Grillo, File)
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