![Roger Federer in shock defeat to Juan Martin Del Potro as hopes of US Open semi-final showdown with Rafael Nadal are shattered | The Sun Roger Federer in shock defeat to Juan Martin Del Potro as hopes of US Open semi-final showdown with Rafael Nadal are shattered | The Sun](https://www.thesun.co.uk/wp-content/uploads/2017/09/nintchdbpict000350947865.jpg)
Roger Federer in shock defeat to Juan Martin Del Potro as hopes of US Open semi-final showdown with Rafael Nadal are shattered | The Sun
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Grand Slam champion Roger Federer of Switzerland wears custom Nike shoes during his US Open 2017 second round match – Stock Editorial Photo © zhukovsky #171584474
![Roger Federer: Letting Swiss star leave Nike for Uniqlo was an 'atrocity,' says former Nike tennis director | CNN Roger Federer: Letting Swiss star leave Nike for Uniqlo was an 'atrocity,' says former Nike tennis director | CNN](https://media.cnn.com/api/v1/images/stellar/prod/230209134043-roger-federer-atp-world-tour-file-111915.jpg?c=original)
Roger Federer: Letting Swiss star leave Nike for Uniqlo was an 'atrocity,' says former Nike tennis director | CNN
![Seventeen times Grand Slam champion Roger Federer wears custom Nike tennis shoes during match at US Open 2013 – Stock Editorial Photo © zhukovsky #36321759 Seventeen times Grand Slam champion Roger Federer wears custom Nike tennis shoes during match at US Open 2013 – Stock Editorial Photo © zhukovsky #36321759](https://st.depositphotos.com/1587911/3632/i/950/depositphotos_36321759-stock-photo-seventeen-times-grand-slam-champion.jpg)
Seventeen times Grand Slam champion Roger Federer wears custom Nike tennis shoes during match at US Open 2013 – Stock Editorial Photo © zhukovsky #36321759
![Roger Federer: Letting Swiss star leave Nike for Uniqlo was an 'atrocity,' says former Nike tennis director | CNN Roger Federer: Letting Swiss star leave Nike for Uniqlo was an 'atrocity,' says former Nike tennis director | CNN](https://media.cnn.com/api/v1/images/stellar/prod/230209134655-roger-federer-nike-shoe-file-restricted-070819.jpg?c=original)