By Kylee O’Connor Veteran experience prevailed as Americans Michael Tinsley, Kerron Clement and Bershawn Jackson, all over the age of 30, swept the 400-meter hurdles at the Prefontaine Classic on Saturday. With a strong final 100 meters, Tinsley won in a season-best time of 48.74. “Coming down the homestretch, it’s kill or be killed,” he … Continue reading Veteran U.S. hurdlers prevail in Pre Classic 400 hurdles