March 08, 2024 - 8:51 AM
LEADVILLE, Colo. (AP) — Nick Burri clicks into his ski bindings, squats to stretch his knees and scans the snowy race course. Moments later, he's zipping past a series of gates at high speed and hurtling off jumps. But it's not gravity pulling him toward the finish line: It's the brute force of a quarter horse named Sirius.