Watch: Olympic Medalist Gable Steveson With an EXPLOSIVE Lightning-Quick Kncokout

Olympic Medalist Gable Steveson Stays Undefeated With Lightning-Quick KOOlympic gold medalist Gable Steveson needed just 24 seconds to knock out Kevin Hein in the main event of Anthony Pettis FC 21 on Sunday night. Held at the Isleta Resort & Casino in Albuquerque, New Mexico, the finish capped another stunning first-round performance for the 25-year-old heavyweight who has made waves in regional MMA over the past three months.

Olympic gold medalist Gable Steveson earns a 24-second Knockout

The fight started with Hein pressing forward, trying to establish control early. That didn’t last long. Steveson threw a left hook as he changed levels for a takedown attempt. The punch landed flush. Hein…