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Sascha Zverev knocks Roger Federer out of ATP Finals... and the 17,500-strong O2 crowd are not happy
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ATP Finals: Rafael Nadal off to positive start but players feel absence of fans inside O2 Arena | The Independent
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16th November 2018, O2 Arena, London, England; Nitto ATP Tennis Finals; Novak Djokovic (SRB) plays a forehand shot in his match against Marin Cilic (CRO Stock Photo - Alamy
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Grigor Dimitrov is looking to improve in 2018 after opening his ATP Finals campaign with a win | Tennis News | Sky Sports
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