400 Metres
Van Niekerk betters 400m world record
Canadian teen Morales Williams unfazed by world-record nullification, has high hopes for Olympics | CBC Sports
Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters
Sydney McLaughlin-Levrone eyes Marita Koch's 400-meter world record
/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
Karsten Warholm smashes 400m hurdles world record, wins gold in Tokyo - Canadian Running Magazine
Tokyo Olympics Daily: Karsten Warholm wins greatest ever men's 400m hurdles
400 Metres
The World's Fastest (Old) Man - The New York Times
Track & Field Worlds 2022: Wayde van Niekerk, Kirani James and Michael Norman chasing 400m gold: Preview, schedule & how to watch
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
We've All Been Waiting For This... || The 400 Meter World Record - YouTube
400 metres - Wikipedia
Dutch runner Femke Bol breaks own 400m indoor world record
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
Women's 400m World Record is 48.25 – Žiga P. Škraba
Dutch runner Bol breaks 400m indoor world record
Has any Olympic runner ever medaled in the 100m/200m/and 400 m? - Quora
Wayde van Niekerk wins 400m heat to qualify for semi-finals at World Athletics Championships 2023
Wayde van Niekerk - Wikipedia
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
Rai Benjamin Shocked by Hurdle Record, 2nd Place to Karsten Warholm
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
