Day 5 of the running of the 2012 Iditarod.
The northern lights streak across the sky in this view over the Yukon River in Ruby, Alaska, late Thursday, March 8, 2012. Frontrunners in the Iditarod Trail Sled Dog Race were expected to reach Ruby early Friday, March 9, 2012, where the trail begins to travel the Yukon River.
Marc Lester / Anchorage Daily NewsBuy Photo


2012 Iditarod: Day 6
2012 Iditarod: Day 4

