Local News Argentinian Musher Doggedly Pursuing Iditarod Dream KUAC | By Dan Bross Published August 25, 2022 at 12:04 PM AKDT Facebook Twitter LinkedIn Email Listen • 1:32 Jean Burns Miguel Isla Casares at the start of the 2022 John Beargrease Sled Dog Marathon in Minnesota. Miguel Isla Casares has been living in the Interior since last winter and recently relocated for the 2022-23 training and racing season.