Pourquoi la basket Nike Vaporfly qui bat des records au marathon est considérée par certains comme du dopage technologique
![Eliud Kipchoge breaks own world record marathon time in Berlin as fans call for Kenyan athlete to be given Michael Jordan treatment by Nike Eliud Kipchoge breaks own world record marathon time in Berlin as fans call for Kenyan athlete to be given Michael Jordan treatment by Nike](https://talksport.com/wp-content/uploads/sites/5/2022/09/kipchoge-beaten-world-record-30-763527530.jpg?strip=all&w=960&quality=40)
Eliud Kipchoge breaks own world record marathon time in Berlin as fans call for Kenyan athlete to be given Michael Jordan treatment by Nike
![IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian IAAF steps up investigation into fears over springs in Nike running shoes | Athletics | The Guardian](https://i.guim.co.uk/img/media/278bf5db6b5a9f9ccb47f686bc3a94c9e7c9495b/326_192_1100_660/master/1100.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=41bcaaf0ab1aa79734de7bacb28d84a3)