![Rafael Nadal forced to retire from US Open semi-final with injury as Juan Martin del Potro reaches final | The Independent | The Independent Rafael Nadal forced to retire from US Open semi-final with injury as Juan Martin del Potro reaches final | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2018/09/08/10/Rafael-Nadal3.jpg)
Rafael Nadal forced to retire from US Open semi-final with injury as Juan Martin del Potro reaches final | The Independent | The Independent
![Del Potro back to his best but can he outlast Djokovic in survival of fittest? | US Open Tennis 2018 | The Guardian Del Potro back to his best but can he outlast Djokovic in survival of fittest? | US Open Tennis 2018 | The Guardian](https://i.guim.co.uk/img/media/20fd253983b2ece99b0f862e5e1fac477a97bb66/0_64_2366_1419/master/2366.jpg?width=1200&height=1200&quality=85&auto=format&fit=crop&s=f510b816cf20722531eb1851833ba3c3)
Del Potro back to his best but can he outlast Djokovic in survival of fittest? | US Open Tennis 2018 | The Guardian
![Rafael Nadal limps out of US Open semi to book Juan Martin del Potro's first Grand Slam final in nine years - Mirror Online Rafael Nadal limps out of US Open semi to book Juan Martin del Potro's first Grand Slam final in nine years - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article13210531.ece/ALTERNATES/s1200c/0_TENNIS-US-OPEN.jpg)