Dalilah Muhammad Wins Gold - 400-Meter Hurdle Finals
The greatest race ever part II: Sydney McLaughlin wins 400m hurdles gold in world record time | Tokyo Olympic Games 2020 | The Guardian
43.03 – The Fastest 400m in History – Žiga P. Škraba
Men's 400 Meters: South African Wayde van Niekerk Shatters World Record | Runner's World
Women's 400m Final | World Athletics Championships - YouTube
400m world-record holder Wayde van Niekerk: I hate the 400m - OlympicTalk | NBC Sports
South African beats Michael Johnson's 17-year-old 400m world record for gold – The Denver Post
13-Year-Old 47s 400m WORLD RECORD! - YouTube
Allyson Felix Runs Fastest 400-Meter In The World On World Championships Track
Rai Benjamin heads to Tokyo Olympics after second fastest 400m hurdles
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Rio 2016 | The Guardian
400 metres at the Olympics - Wikipedia
Favorites Karsten Warholm, Rai Benjamin cruise through 400-meter hurdles qualifying at world track championships - oregonlive.com
Track & Field Worlds 2022: Wayde van Niekerk, Kirani James and Michael Norman chasing 400m gold: Preview, schedule & how to watch
400 metres - Wikipedia
Fastest 400-Meter Dash While Wearing Crocs: Niklas Klei Sets World Record
Sydney McLaughlin does it again, breaks own world record in 400-meter hurdles
Van Niekerk betters 400m world record
We've All Been Waiting For This... || The 400 Meter World Record - YouTube
Niklas Klei Sets World Record for Fastest 400-Meter Dash While Wearing Crocs | 2022 Crocs 400-Meters
Wayde van Niekerk moves from famed coach, heads to U.S.
