Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Norway's Warholm breaks 400 metres hurdles world record | Reuters
Van Niekerk smashes 400m World Record to claim Olympic title
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Norway's Karsten Warholm breaks world record in men's 400m hurdles
WCH Oregon22 preview: 400m hurdles | PREVIEW | WCH 22 | World Athletics
Karsten Warholm smashes 400m hurdles world record in one of greatest races in history | Tokyo Olympic Games 2020 | The Guardian
Norway's Karsten Warholm obliterates own world record in thrilling 400m hurdles final | CBC Sports
Tokyo Olympics Daily: Karsten Warholm wins greatest ever men's 400m hurdles | Financial Times
Track & Field Worlds 2022: Wayde van Niekerk, Kirani James and Michael Norman chasing 400m gold: Preview, schedule & how to watch
Van Niekerk betters 400m world record
Karsten Warholm Sets World Record in 400-Meter Hurdles - The New York Times
Athletics-Warholm destroys world record to win 400m hurdles gold | Reuters
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Seven more world records go on epic day of athletics
Karsten Warholm: Norwegian breaks men's 400m hurdles world record | CNN
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
Wayde van Niekerk breaks 400m world record to win gold - YouTube
Jamaica Break Men's 4x100m World Record - London 2012 Olympics - YouTube
Karsten Warholm: Norwegian breaks men's 400m hurdles world record | CNN
South African beats Michael Johnson's 17-year-old 400m world record for gold – The Denver Post
Athletics-Warholm destroys world record to win 400m hurdles gold | Reuters
WATCH: Karsten Warholm shatters world record in men's 400-meter hurdles win at Tokyo Olympics, celebrates by ripping shirt – The Denver Post
Burrell breaks world U20 400m hurdles record in Eugene | REPORT | World Athletics
