UTMB announces stacked fields for 2021 races

Six former UTMB champs are on the start lists for the famed ultramarathon’s comeback in August

Karel Sabbe runs 500K to win Big’s Backyard Ultra, Dauwalter takes U.S. crown

A pair of Belgian runners dominated the rest of the field, smashing the event record by almost 50K

After 50 hours, 9 runners remain in Big’s Backyard Ultra

Belgium, Sweden, Mexico and the U.S. all have runners left in the hunt for the win