Nike Vaporfly ban: why World Athletics had to act against the high-tech shoes
Nike Vaporfly shoes are not banned but Eliud Kipchoge's are - BBC Sport
Ben Johnson on Instagram: "Nike Vaporfly 3| Eliud Kipchoge| 20 Miles 20 miler out of the box for the EK Vaporfly 3. Just cruising around by feel (and it felt quite a