Karsten Warholm smashes 400m hurdles world record in one of greatest races in history | Tokyo Olympic Games 2020 | The Guardian
Norway's Warholm smashes his own world record in Tokyo Olympics 400m hurdles final - National | Globalnews.ca
400 metres at the Olympics - Wikipedia
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Sydney McLaughlin shatters 400-meter hurdles world record - The Boston Globe
McLaughlin sets new world record in 400M hurdles, books spot on Team USA
Femke Bol breaks 41-year-old world women's indoor 400m record | The Japan Times
McLaughlin Smashes Own World Record in Epic Women's 400m Hurdles Final | The Sport Digest
Women's 400m World Record is 48.25 – Žiga P. Škraba
Olympics 2021: World record in 400-meter hurdles for Karsten Warholm
U.S. Takes Gold And Silver In The Fastest Women's 400 Meter Hurdles Ever : Live Updates: The Tokyo Olympics : NPR
N.J. Catholic high school alum breaks world record to win 400m hurdle gold - Catholic Review
Karsten Warholm Sets World Record in 400-Meter Hurdles - The New York Times
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Meet Sydney McLaughlin, the 400-m Hurdles World Record Holder | Time
WATCH: Karsten Warholm shatters world record in men's 400-meter hurdles win at Tokyo Olympics, celebrates by ripping shirt – The Denver Post
How van Niekerk broke the 400m world record
Sydney McLaughlin Shatters 400m Hurdles World Record at 50.68 Seconds | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Olympics 2021: World record in 400-meter hurdles for Karsten Warholm
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
Wayde van Niekerk breaks world 400m record for Olympic gold - AW
Twitter reacts as Karsten Warholm smashes 400m hurdles world record at 2021 Tokyo Olympics | Sporting News
400 metres - Wikipedia
