Karsten Warholm breaks 400m hurdles world record
Wayde van Niekerk breaks 400m world record to win gold - YouTube
Wayde van Niekerk wins gold, sets world record in 400m - Sports Illustrated
Van Niekerk smashes world record to grab Olympic 400m glory - Olympic News
McLaughlin smashes world record as Miller-Uibo, Norman win 400m golds | Reuters
The greatest race ever part II: Sydney McLaughlin wins 400m hurdles gold in world record time | Tokyo Olympic Games 2020 | The Guardian
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Sydney McLaughlin does it again, breaks own world record in 400m hurdles | KRON4
Niekerk shatters world record in 400m to win gold
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
400m world-record holder Wayde van Niekerk: I hate the 400m - OlympicTalk | NBC Sports
Breanna Clark breaks own world record to defend 400m Paralympic title - OlympicTalk | NBC Sports
Sydney McLaughlin Shatters 400m Hurdles World Record at 50.68 Seconds | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Sydney McLaughlin smashes 400m hurdles world record with stunning 50.68 - World Athletics Championships 2022 | World-Track and Field
South Africa's Wayde van Niekerk Breaks Olympics 400m World Record - Face2Face Africa
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
McLaughlin sets new world record in 400M hurdles, books spot on Team USA
Sydney McLaughlin Breaks Her Own 400-Meter Hurdles World Record - The Seattle Medium
Sydney McLaughlin obliterates women's 400m hurdles world record in a day of record heat | CNN
Sydney McLaughlin Beat Dalilah Muhammad, Set a New World Record and Won Gold - The New York Times
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
UPDATE: N.J. Catholic high school alum breaks world record to win 400m hurdle gold - Catholic News Service
How van Niekerk broke the 400m world record
