Wayde van Niekerk wants to become the first man to break 43 seconds in 400m | Watch Athletics
Record-holder Van Niekerk eases through 400m heat, U.S. trio advance | Reuters
Athletics-Warholm destroys world record to win 400m hurdles gold | Reuters
How van Niekerk broke the 400m world record
World championships 2017: Van Niekerk aiming to break 200m world record | CNN
Karsten Warholm smashes 400m hurdles world record in one of greatest races in history | Tokyo Olympic Games 2020 | The Guardian
13-Year-Old 47s 400m WORLD RECORD! - YouTube
Sydney McLaughlin Breaks the 400-Meter Hurdles World Record—Again - WSJ
400 Metres
McLaughlin breaks 400m hurdles world record - CNA
McLaughlin breaks own 400 meters hurdles record with 'Track Town, USA' magic | Reuters
Report: women's 400m - IAAF World Athletics Championships Doha 2019 | REPORT | World Athletics
Sydney McLaughlin breaks her own world record, wins 2022 USATF Championships — TrackTown USA
Karsten Warholm Sets World Record in 400-Meter Hurdles - The New York Times
Norman breaks world indoor 400m record at NCAA Indoor Championships | REPORT | World Athletics
Sydney McLaughlin sets new world record, dominates women's 400 hurdles at World Athletics Championships: Video highlights - oregonlive.com
American Sydney McLaughlin wipes out own world record to seize gold in women's 400m hurdles | CBC Sports
400 Metres
Brilliant Van Niekerk smashes 400m world record | Reuters.com
Van Niekerk smashes world record to grab Olympic 400m glory - Olympic News
World Championships: Sydney McLaughlin shatters her own world record in 400 hurdles
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Bolt - 100, 200 . . . 400m? | NEWS | World Athletics
Men's 400m world record holder Van Niekerk tests positive for coronavirus
Sydney McLaughlin pushes boundaries with huge 400m hurdles world record | World Athletics Championships | The Guardian
