The 400 Meter WORLD RECORD || WAYDE VAN NIEKERK'S Plan for 2021 - YouTube
We've All Been Waiting For This... || The 400 Meter World Record - YouTube
South African beats Michael Johnson's 17-year-old 400m world record for gold – The Denver Post
Karsten Warholm smashes 400m hurdles world record in one of greatest races in history | Tokyo Olympic Games 2020 | The Guardian
43.03 – The Fastest 400m in History – Žiga P. Škraba
/origin-imgresizer.eurosport.com/2023/08/22/3767967-76649268-2560-1440.jpg "World Athletics Championships live - Hudson-Smith breaks European record in 400m semi-final - Eurosport")
World Athletics Championships live - Hudson-Smith breaks European record in 400m semi-final - Eurosport
Canadian teen Morales Williams unfazed by world-record nullification, has high hopes for Olympics | CBC Sports
400 Metres
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
The men's 400 world record moves rarely, but it does move dramatically
How van Niekerk broke the 400m world record
Van Niekerk betters 400m world record
Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters
Van Niekerk fails to roll back the years with last-place finish at World Champs 400m final | Sport
Dutch runner Femke Bol breaks own 400m indoor world record
Dutch runner Bol smashes her own indoor 400m world record | Reuters
400 metres - Wikipedia
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
Karsten Warholm smashes 400m hurdles world record, wins gold in Tokyo - Canadian Running Magazine
Dutch runner Bol breaks 400m indoor world record
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Men's 400m world record holder Van Niekerk tests positive for coronavirus
Mohammad Anas smashes 400m national record to qualify for World Championships | More sports News - Times of India
400 Metres
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
Wayde van Niekerk wins gold, sets world record in 400m - Sports Illustrated
Has any Olympic runner ever medaled in the 100m/200m/and 400 m? - Quora
/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")