It was the sixth time McLaughlin-Levrone had broken the world record, lowering her previous mark of 50.65 set at the U.S. trials in June.
World champion American hurdler Sydney McLaughlin-Levrone and Swedish pole vaulter Mondo Duplantis won the World Athlete of the year awards on Monday.
It was the sixth time McLaughlin-Levrone had broken the world record, lowering her previous mark of 50.65 set at the U.S. trials in June.
World champion American hurdler Sydney McLaughlin-Levrone and Swedish pole vaulter Mondo Duplantis won the World Athlete of the year awards on Monday.