![Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian](https://i.guim.co.uk/img/media/f5670c6db81bb06a5192775ad68df5503dafde3e/1191_273_2309_1386/master/2309.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=f0a9eb842cad09baac87d9c701bd3b0f)
Controversial Nike Vaporflys to escape ban but running shoe rules will tighten | Athletics | The Guardian
![Olympic Champion Mo Farah runs with Nike+ Run Club at Zabeel Park during holiday break in Dubai - Sport360 News Olympic Champion Mo Farah runs with Nike+ Run Club at Zabeel Park during holiday break in Dubai - Sport360 News](https://sport360.com/wp-content/uploads/2016/11/Mo-Farah-Nikerun-club-dubai.jpg)
Olympic Champion Mo Farah runs with Nike+ Run Club at Zabeel Park during holiday break in Dubai - Sport360 News
![World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian](https://i.guim.co.uk/img/media/e0330d85e02744f2f3f5048839c4f4562f58fb45/0_0_3500_2100/master/3500.jpg?width=1200&quality=85&auto=format&fit=max&s=67730f3216754dd7fbeb720e9376def7)
World Athletics gives seal of approval for controversial Nike Vaporfly shoes | Athletics | The Guardian
![World Athletics denies tipping off Nike over new running-shoe regulations | Athletics | The Guardian World Athletics denies tipping off Nike over new running-shoe regulations | Athletics | The Guardian](https://i.guim.co.uk/img/media/8dd989f70bc471a8dd2970d87c5338501bb88af1/142_217_3250_1951/master/3250.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=98149160ba44c2da042cd76503c05c40)