FILE -  In this March 3, 2018, file photo, musher Aliy Zirkle runs her team during the ceremonial start of the Iditarod Trail Sled Dog Race in Anchorage, Alaska. There has been another dramatic change to the worlds most famous sled dog race this year because of the pandemic, with officials announcing Friday, Feb. 5, 2021, that the ceremonial start has been canceled. (AP Photo/Michael Dinneen, File)