1.5M views · 13K reactions | These two  Who will rule in Paris: the reigning 400m hurdles world champion @femke_bol or the 2022 world champion and current world record holder Sydney McLaughlin-Levrone?  Full video in our stories  #WorldAthleticsChamps | World Athletics | Facebook

16K views · 464 reactions | Another exclusive episode of IAAF Inside Athletics featuring 400m world record holder Wayde van Niekerk. A great insight into the Olympic champion's rise to the top | World Athletics | Facebook

3.7K views · 70 reactions | When it comes to swimming the 400m is a great marker of fitness and it falls into the middle distance category for swimming. In this video, Heather & Mark are here to help you focus on how to get your time under 8 minutes with some specific training sessions and pacing tips! | Global Triathlon Network | Facebook

5K views · 21 reactions | When it comes to swimming the 400m is a great marker of fitness and it falls into the middle distance category for swimming. In this video, Heather & Mark are here to help you focus on how to get your time under 8 minutes with some specific training sessions and pacing tips! | Global Triathlon Network | Facebook