Bol breaks world indoor 400m record with 49.24 in Apeldoorn | REPORT | World Athletics
Van Niekerk smashes world record to grab Olympic 400m glory - Olympic News
The men's 400 world record moves rarely, but it does move dramatically
Rio Olympics 2016: Wayde van Niekerk breaks world record to win Olympic gold - BBC Sport
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
The greatest race ever part II: Sydney McLaughlin wins 400m hurdles gold in world record time | Tokyo Olympic Games 2020 | The Guardian
400 metres - Wikipedia
Bol breaks long-standing world indoor 400m record | Reuters
How van Niekerk broke the 400m world record
Wayde van Niekerk wins gold, sets world record in 400m - Sports Illustrated
Tokyo Olympics Daily: Karsten Warholm wins greatest ever men's 400m hurdles
Report: women's 400m - IAAF World Athletics Championships Doha 2019 | REPORT | World Athletics
Records Fell at the Track Worlds. A Trend? Not So Fast. - The New York Times
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
Track & Field Worlds 2022: Wayde van Niekerk, Kirani James and Michael Norman chasing 400m gold: Preview, schedule & how to watch
/cloudfront-us-east-2.images.arcpublishing.com/reuters/OPZ7WLYXJZLZXB5J4QJ7QVWWL4.jpg "Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters")
Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters
Sydney McLaughlin Shatters 400m Hurdles World Record at 50.68 Seconds | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Men's 400m world record holder Van Niekerk tests positive for coronavirus
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Bol breaks world indoor 400m record with 49.26 in Apeldoorn | REPORT | World Athletics
Two Americans Broke the World Record in the 400 Hurdles. Only One Could Win Gold. - WSJ
Sydney McLaughlin Broke Her Own World Record. Again. - The New York Times
Van Niekerk betters 400m world record
Sydney McLaughlin-Levrone eyes Marita Koch's 400-meter world record
