Sydney McLaughlin does it again, breaks own world record
Sydney McLaughlin crosses finish line in 51.41 seconds in the 400-meter hurdles Olympic champion Sydney McLaughlin broke her own world record in the 400-meter hurdles at the U.S. outdoor track and field championships Saturday. McLaughlin flashed a broad smile when her time was announced, then gave a thumbs-up. She crossed the finish line at Hayward…