Two Olympic champions amongst four Russians accused of doping - Sportstar
Olympic 400m champion Van Niekerk tests positive for COVID-19 - SHINE News
Wayde van Niekerk - Olympic 400m Champion | Real Life Stories
Olympic 400m champion LaShawn Merritt banned for 21 months | Athletics News | ESPN.co.uk
Olympic champion Muhammad smashes women's 400m hurdles world record - Sports - The Jakarta Post
US and Olympic champion Jeremy Wariner winning the 400m at the Stock Photo - Alamy
Shaunae Miller is the women's 400m Olympic Champion - YouTube
Reigning 400m Olympic champion Van Niekerk tests positive for coronavirus- The New Indian Express
2008 Olympic Champion LaShawn Merritt Returns To 400-Meter Podium, Earns Bronze
Steve LEWIS - 1988 Olympic Games 400m Champion. - U.S.A.
Olympic champ Wayde van Niekerk back running, hopes to defend title in Tokyo | CBC Sports
Reigning 400m Olympic champion Van Niekerk tests positive for coronavirus- The New Indian Express
Cathy FREEMAN - 400m silver medal at Atlanta Olympic Games. - Australia
South African beats Michael Johnson's 17-year-old 400m world record for gold – The Denver Post
Report: women's 400m semi-finals – Rio 2016 Olympic Games| News
Athletics at the 2008 Summer Olympics – Men's 400 metres - Wikipedia
![Kirani James [GRN] - Men's 400m | Champions of London 2012 - YouTube](https://i.ytimg.com/vi/_h7gFkvHqTU/maxresdefault.jpg "Kirani James [GRN] - Men's 400m | Champions of London 2012 - YouTube")
Kirani James [GRN] - Men's 400m | Champions of London 2012 - YouTube
Wayde van Niekerk smashes Michael Johnson's record to claim 400m gold | Sport | The Guardian
Men's 400m Final | IAAF World Championships London 2017 - YouTube
Wayde van Niekerk wants to become the first man to break 43 seconds in 400m | Watch Athletics
Olympic champion Wayde van Niekerk tests positive for coronavirus | The Independent | The Independent
400m women - Olympic Athletics
Report: men's 400m final – Rio 2016 Olympic Games| News
2012 Olympic champion among new quartet facing doping charges · The42
Olympic Track and Field 2016: Men's 400M Medal Winners, Times and Results | Bleacher Report | Latest News, Videos and Highlights
400m Olympic champion Sonya Richards-Ross. (ATR / Panasonic Lumix) Add Around The Rings on www.Twitter.com/AroundTheRin… (With images) | Olympic champion, Olympic games, Olympics
400 metres at the Olympics - Wikipedia
