Karsten Warholm Sets World Record in 400-Meter Hurdles - The New York Times
Karsten Warholm breaks 400m hurdles world record
Norway's Warholm breaks 400 metres hurdles world record | Reuters
Wayde van Niekerk wins gold, sets world record in 400m - Sports Illustrated
Norway's Karsten Warholm smashes 400-meter hurdles world record to win gold - The Boston Globe
Olympic champion Muhammad smashes women's 400m hurdles world record - Sports - The Jakarta Post
Warholm sets new world record of 46.70s in men's 400m hurdles with stunning Oslo run
Sydney McLaughlin breaks women's 400 metres hurdles world record ahead of Tokyo Olympics - ABC News
Wayde van Niekerk: South African smashes 400-meter world record to take gold | CNN
Michael Johnson Sevilla 1999: Men's 400m world record - YouTube
Diane Hoffman, 91, Breaks 400-Meter World Record USATF New England
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
Karsten Warholm breaks own world record in 400-meter hurdles (Video)
: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 Sets World Record in the 400 - WSJ
Niekerk shatters world record in 400m to win gold
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Sydney McLaughlin Shatters 400m Hurdles World Record at 50.68 Seconds | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
Norway's Warholm breaks 29-year-old 400m hurdles world record - CGTN
Women's 400m World Record is 48.25 – Žiga P. Škraba
American Sydney McLaughlin breaks world record to win women's 400 hurdles | The Japan Times
Rio Olympics 2016: Usain Bolt proposes match race with
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Breanna Clark breaks own world record to defend 400m Paralympic title - OlympicTalk | NBC Sports
