Snow mobilers who led the way during the night exit the Iditarod trail on Front Street during the Iditarod dog sled race in Nome, Alaska, March 11, 2014. The nearly 1,000-mile (1,600-km) Iditarod Trail Sled Dog Race commemorates a 1925 rescue mission that carried diphtheria serum by sled-dog relay to the coastal community of Nome, which remains the final destination in this 42nd edition of the event. [Photo/Agencies]