![ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Photography - Image of controversal, action: 188352127 ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Photography - Image of controversal, action: 188352127](https://thumbs.dreamstime.com/b/rome-italy-june-nike-running-shoes-alphafly-next-controversial-green-black-athletics-marathon-shoe-detail-air-zoomx-foam-zoom-188352127.jpg)
ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Photography - Image of controversal, action: 188352127
![ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Stock Image - Image of black, eliud: 188352409 ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Stock Image - Image of black, eliud: 188352409](https://thumbs.dreamstime.com/b/rome-italy-june-nike-running-shoes-alphafly-next-controversial-green-black-athletics-marathon-shoe-detail-air-zoomx-foam-zoom-188352409.jpg)
ROME, ITALY, JUNE 23. 2020: Nike Running Shoes ALPHAFLY NEXT . Controversial Green, Black Athletics Marathon Shoe Editorial Stock Image - Image of black, eliud: 188352409
![Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox Nike's high-tech Vaporfly sneakers help athletes run 4 percent faster. Should they be banned for providing an unfair advantage? - Vox](https://cdn.vox-cdn.com/thumbor/0wR4_iMKBP2QMy3OLXyKhchU4xM=/0x0:4664x3104/1400x1050/filters:focal(2260x1658:3006x2404):no_upscale()/cdn.vox-cdn.com/uploads/chorus_image/image/65615828/947441286.jpg.0.jpg)