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400m World Record - Wayde van Niekerk

Michael Johnson Breaks 200m & 400m Olympic Records - Atlanta 1996 Olympics

Michael Johnson Sevilla 1999: Men's 400m world record

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Warholm smashes WORLD RECORD! | Full Men's 400m Hurdles Final | Tokyo Replays

Men's 400m Final | Paris Champions

Shane Gould The Icon Who SMASHED Olympic Records

Sydney McLaughlin Smashes World Record In The 400m Hurdles

Usain Bolt: 400m (45.35) 2003

USA beat the men's 4x400m Olympic record at Beijing 2008 | Throwback Thursday

Wayde van Niekerk 🆚 Steven Gardiner - 400m | Head-to-head

World Record | Men's 4X400m | World Athletics Championships Stuttgart 1993

50.68! SYDNEY SMASHES 400M HURDLES WORLD RECORD | World Athletics Championships Oregon 22

Sydney McLaughlin's NEW WORLD RECORD in 400m | 2024 Diamond League Brussels

1988 Olympic Women's 4x400 Relay - World Record, American Record

Top 10 World Records That May Never Be Broken || Top Track World Record Rankings

1960 400m Rome Olympics - Milkha Singh's Run

Sun Yang 400m Freestyle - New Olympic Record | London 2012 Olympics