![Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine](https://c02.purpledshub.com/uploads/sites/41/2021/08/Alamy_2B29CW8-crop-cd4745c-1.jpg)
Technological doping: The science of why Nike Alphaflys were banned from the Tokyo Olympics - BBC Science Focus Magazine
![Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News](https://e3.365dm.com/20/01/2048x1152/skynews-nike-vaporfly-running_4907488.jpg)
Nike Vaporfly: 'Faster' running shoes will be allowed, World Athletics chiefs say | World News | Sky News
![Eliud Kipchoge will wear Nike's controversial shoe for first time in an official race at the London Marathon | CTV News Eliud Kipchoge will wear Nike's controversial shoe for first time in an official race at the London Marathon | CTV News](https://beta.ctvnews.ca/national/sports/2020/10/1/1_5128502/_jcr_content/root/responsivegrid/image.coreimg.jpg)
Eliud Kipchoge will wear Nike's controversial shoe for first time in an official race at the London Marathon | CTV News
![Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian Eliud Kipchoge denies platform Nike shoes violate the spirit of sport | London Marathon | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/0_140_3457_2075/master/3457.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=129b374d994cc1655069f9848776bffd)