Over the course of more than half a century, the Iditarod dog sled race has grown into one of America’s iconic sporting events. Teams of mushers battle through blizzards, subzero temperatures ...

Dec. 29, 2024, one of the checkpoints on the John Beargrease Sled Dog Marathon. The 2025 race was postponed from the original date of Jan. 26 to March 2, 2025. Emilie Richardson/ABC News The ...