![London, UK. 15th November 2018, The O2 , London, England; Nitto ATP World Tour Finals; Roger Federer of Switzerland in action during their match against Kevin Anderson of South African Credit: Romena London, UK. 15th November 2018, The O2 , London, England; Nitto ATP World Tour Finals; Roger Federer of Switzerland in action during their match against Kevin Anderson of South African Credit: Romena](https://c8.alamy.com/comp/R22E20/london-uk-15th-november-2018-the-o2-london-england-nitto-atp-world-tour-finals-roger-federer-of-switzerland-in-action-during-their-match-against-kevin-anderson-of-south-african-credit-romena-fogliatinews-images-credit-news-images-alamy-live-news-R22E20.jpg)
London, UK. 15th November 2018, The O2 , London, England; Nitto ATP World Tour Finals; Roger Federer of Switzerland in action during their match against Kevin Anderson of South African Credit: Romena
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Kevin Anderson of South Africa reacts during his match against Croatia's Borna Coric at the Swiss Indoors ATP men's tennis tournament in Basel, Switzerland, October 28, 2015. REUTERS/Arnd Wiegmann Stock Photo - Alamy
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