Norway's Warholm smashes his own world record in Tokyo Olympics 400m hurdles final - National | Globalnews.ca
Sydney McLaughlin breaks her own world record in 400 hurdles - Los Angeles Times
Twitter reacts as Karsten Warholm smashes 400m hurdles world record at 2021 Tokyo Olympics | Sporting News
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
U.S. Takes Gold And Silver In The Fastest Women's 400 Meter Hurdles Ever : Live Updates: The Tokyo Olympics : NPR
Sydney McLaughlin shatters 400-meter hurdles world record - The Boston Globe
Wayde van Niekerk breaks world 400m record for Olympic gold - AW
How van Niekerk broke the 400m world record
Sydney McLaughlin, U.S. women set 4×400-meter relay record at World Championships – Orange County Register
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
Wayde van Niekerk: South African smashes 400-meter world record to take gold | CNN
Sydney McLaughlin Beat Dalilah Muhammad, Set a New World Record and Won Gold - The New York Times
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
McLaughlin smashes world 400m hurdles record in Eugene with 51.90 | REPORT | World Athletics
N.J. Catholic high school alum breaks world record to win 400m hurdle gold - Catholic Review
VIDEO: South Africa's Van Niekerk shatters world record in 400 to win Olympic gold – The Mercury
Olympic champion Sydney McLaughlin breaks her own world record in 400-meter hurdles
Olympics 2021: World record in 400-meter hurdles for Karsten Warholm
Men's 400m world record holder Van Niekerk tests positive for coronavirus
/cdn.vox-cdn.com/uploads/chorus_image/image/50388485/Screen_Shot_2016-08-14_at_9.02.30_PM.0.0.png "Olympics 2016 results: Wayde van Niekerk sets world record from lane 8 in men's 400m run - SBNation.com")
Olympics 2016 results: Wayde van Niekerk sets world record from lane 8 in men's 400m run - SBNation.com
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
WATCH: Karsten Warholm shatters world record in men's 400-meter hurdles win at Tokyo Olympics, celebrates by ripping shirt – The Denver Post
South African beats Michael Johnson's 17-year-old 400m world record for gold – The Denver Post
Women's 400m World Record is 48.25 – Žiga P. Škraba
