1925 serum run to Nome popularity of the Iditarod Trail Sled Dog Race. While the Iditarod Trail Sled Dog Race, which runs more than from Anchorage to Nome is actually based on the All-Alaska Sweepstakes, it has many traditions that commemorate the race to deliver the serum to Nome, especially Seppala and Togo. The honorary musher for the first seven races was Leonhard Seppala. Other serum run participants, including "Wild Bill" Shannon, Edgar Kalland, Bill McCarty, Charlie Evans, Edgar Nollner, Harry Pitka, and Henry Ivanoff have also been honored. The 2005 Iditarod honored Jirdes Winther Baxter, the last known survivor of the epidemic. The position
Iditarod Trail Sled Dog Race reveals the results of tests on the dogs. Each team is composed of twelve to sixteen dogs, and no more may be added during the race. At least five dogs must be on the towline when crossing the finish line in Nome. Mushers keep a veterinary diary on the trail and are required to have it signed by a veterinarian at each checkpoint. Dogs that become exhausted or injured may be carried in the sled's "basket" to the next "dog-drop" site, where they are transported by the volunteer Iditarod Air Force to the Hiland Mountain Correctional Center at Eagle River