Sydney McLaughlin does it again, breaks own world record in 400m hurdles | KRON4
How van Niekerk broke the 400m world record
Karsten Warholm breaks 400m hurdles world record
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
Sydney McLaughlin breaks her own 400-meter hurdles world record | CNN
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Women's 400m Final | World Athletics Championships - YouTube
Sydney McLaughlin breaks her own world record in 400m hurdles at World Athletics Championships - CBSSports.com
World record holder Wayde van Niekerk turns back clock to make Track & Field Worlds 400m final
Sydney McLaughlin pushes boundaries with huge 400m hurdles world record | World Athletics Championships | The Guardian
Niekerk shatters world record in 400m to win gold
Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters
We've All Been Waiting For This... || The 400 Meter World Record - YouTube
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Men's 400m world record holder Van Niekerk tests positive for coronavirus
:format(png)/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
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
Brilliant Van Niekerk smashes 400m world record | Reuters
Karsten Warholm and Rai Benjamin Both Broke a Record, But Only One Won Gold - The New York Times
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Sydney McLaughlin breaks her own world record, wins 2022 USATF Championships — TrackTown USA
Report: women's 400m - IAAF World Athletics Championships Doha 2019 | REPORT | World Athletics
McLaughlin obliterates world 400m hurdles record with 50.68 in Oregon | REPORT | World Athletics
Rio Replay: Men's 400m Sprint Final - YouTube
