Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
American Sydney McLaughlin wipes out own world record to seize gold in women's 400m hurdles | CBC Sports
World 400m champion banned for two years
: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
South Africa's Wayde van Niekerk breaks 400m world record - YouTube
Breanna Clark breaks own world record to defend 400m Paralympic title - OlympicTalk | NBC Sports
Norway's Karsten Warholm smashes 400-meter hurdles world record to win gold - The Boston Globe
43.03 – The Fastest 400m in History – Žiga P. Škraba
/cloudfront-us-east-2.images.arcpublishing.com/reuters/NTS6U3USSBIULPSIC6WG3TIB3E.jpg "American McLaughlin breaks women's 400m hurdles world record | Reuters")
American McLaughlin breaks women's 400m hurdles world record | Reuters
Fastest 400-Meter Dash While Wearing Crocs: Niklas Klei Sets World Record
McLaughlin smashes her own world record to win epic women's 400m hurdles final
2019 World Athletics Championships – Men's 400 metres - Wikipedia
McLaughlin breaks own 400 meters hurdles record with 'Track Town, USA' magic | Reuters
Mekhi Gammons 13-Year-Old 400m World Record | AAU National Club Championship
400 METER WORLD RECORD || WHO WILL BREAK IT? - YouTube
Michael Norman and Sydney McLaughlin star at world track meet - Los Angeles Times
Women's 400m World Record is 48.25 – Žiga P. Škraba
Wayde van Niekerk: Five things to know about the Olympic 400m champion and world record holder
400 metres - Wikipedia
Men's 400m world record holder Van Niekerk tests positive for coronavirus
Wayde van Niekerk sets a 400-meter record that no one saw coming - The Washington Post
Fastest High School 400m In 2020 - YouTube
/cloudfront-us-east-1.images.arcpublishing.com/gray/PRGKWC6UL5BMVKN5YNJA33DQMY.jpg "McLaughlin sets new world record in 400M hurdles, books spot on Team USA")