A dog from Seward musher Sarah Stokey's team leaps toward the starting line. Fifty-two mushers and dog teams ran across Anchorage for the ceremonial start of Iditarod 2019 on March 2, 2019. (Marc Lester / ADN) Defending champion Joar Leifseth Ulsom mushes over Chester Creek on Saturday, March 2, during the ceremonial start of the Iditarod Trail Sled Dog Race. (Loren Holmes / ADN) Musher Matt Hall waves to the crowd gathered on Willow Lake during the restart of the Iditarod on Sunday afternoon, March 3. (Bill Roth / ADN) Iditarod rookie Martin Apayauq Reitan of Kaktovik brushes his teeth before the start in Willow, March 3. (Bill Roth / ADN) Mitch Seavey drives his Iditarod dog team in the Alaska Range on Monday, Mar. 4, 2019. (Marc Lester / ADN) Paige Drobny drops down the Happy River Steps between the Finger Lake and Rainy Pass checkpoints. Mushers in the Iditarod Trail Sled Dog Race passed by the Finger Lake and Rainy Pass checkpoints as they gained elevation into the Alaska Range on March 4. (Marc Lester / ADN) Michi Konno crosses Puntilla Lake to arrive at the Rainy Pass checkpoint on March 4. (Marc Lester / ADN) Rookie Niklas Wikstrand wakes from a nap. Mushers and teams running near the back of the Iditarod race field rested at the Rohn checkpoint on March 5. (Marc Lester / ADN) Twin sisters Anna and Kristy Berington rest next to each other on the trail between Rohn and Nikolai on March 5. (Marc Lester / ADN) Mushers Anja Radano, left, and Kristin Bacon talk during a rest in Nikolai during the Iditarod Trail Sled Dog Race on March 6. (Marc Lester / ADN) Ryan Santiago rests on the floor of the Nikolai school gym during the Iditarod Trail Sled Dog Race on March 6, 2019. (Marc Lester / ADN) A dog from Kristin Bacon's team sleeps in Nikolai on March 6. (Marc Lester / ADN) Aniak musher Richie Diehl cut his eye after his sled hit a tree before he reached Nikolai. He was one of several who teams took the mandatory 24-hour rest in Takotna during the Iditarod Trail Sled Dog Race on March 6. (Marc Lester / ADN) Jeff King laughs while talking with other mushers in the Takotna community hall on March 6. (Marc Lester / ADN) Peter Kaiser scoops hot water in Takotna on March 6. (Marc Lester / ADN) Jessie Royer crosses tussocks as she approaches the ghost town checkpoint of Iditarod on March 7. (Marc Lester / ADN) Joar Leifseth Ulsom departs the ghost town checkpoint of Iditarod on March 7. (Marc Lester / ADN) Musher Travis Beals spits a pill into his dog's mouth in Shageluk during the Iditarod on March 8. (Marc Lester / ADN) Kristy Berington waits on the Innoko River for her sister, Anna Berington, after they both left Shageluk during the Iditarod on March 9. (Marc Lester / ADN) Aliy Zirkle prepares her team to leave Eagle Island on March 9. (Marc Lester / ADN) Nicolas Petit comes down Kouwegok Slough to reach Unalakleet on Sunday morning in the lead of the Iditarod Trail Sled Dog Race on March 10. (Marc Lester / ADN) Lance Mackey arrives in Unalakleet on March 11. (Marc Lester / ADN) Richie Diehl, left, and Jeff King look at race standings and talk about the shakeup at the front of the Iditarod race while they prepare to leave Unalakleet during the Iditarod Trail Sled Dog Race on March 11. (Marc Lester / ADN) Musher Ramey Smyth changes runners as he switches sleds in Unalakleet during the Iditarod on March 11. (Marc Lester / ADN) Peter Kaiser heads toward Nome about 15 miles west of the White Mountain checkpoint of the Iditarod Trail Sled Dog Race on March 12. (Marc Lester / ADN) An Alaska Native dancer group performs just before Kaiser arrives. Peter Kaiser of Bethel reaches Nome to win the 2019 Iditarod Sled Dog Race on March 13, 2019. (Marc Lester / ADN) Peter Kaiser of Bethel reaches Nome to win the 2019 Iditarod Sled Dog Race on March 13. (Marc Lester / ADN) Peter Kaiser hugs his daughter and wife at the finish line. (Marc Lester / ADN) Aliy Zirkle mushes along the shoreline into Nome on March 13. Zirkle finished the Iditarod in fourth place. (Marc Lester / ADN)