Nike's Vaporfly shoes have become a popular choice for both elite and amateur runners. But the shoes may soon be banned in professional competitions if World Athletics, the world governing body of track and field, decides they offer an unfair advantage.
Eliud Kipchoge is the first person ever to run a marathon in under 2 hours. He ran a 1:59:40 in Vienna on 12th October 2019. This video explains some of the details behind this feat and the event.