Nishikori upbeat after run to US Open final
Despite his 6-3 6-3 6-3 defeat to Marin Cilic in the US Open final, Kei Nishikori had plenty of reason
Murray drops out of world’s top 10
Andy Murray has slipped out of the worldÈs top 10 for the first time since 2008 following Marin CilicÈs victory
Serena and Sharapova book Singapore slots
Serena Williams and Maria Sharapova are the first two players to qualify for the BNP Paribas WTA Finals in Singapore
Del Potro forced to skip Asian swing
Juan Martin Del Potro remains hopeful of making a return to action this season despite having to delay his comeback
Federer sends Swiss into Davis Cup final
Roger Federer kept his Davis Cup dream alive as he helped Switzerland reach the final, where they will meet France
Halep books Singapore ticket
Simona Halep has qualified for the BNP Paribas WTA Finals for the first time in her career
Great Britain to host USA in Davis Cup rematch
USA will have a chance to avenge their Davis Cup defeat to Great Britain after the pair were drawn in
Li Na hangs up her racket
Two-time Grand Slam champion Li Na has announced her retirement with immediate effect
Williams and Wozniacki set US Open final showdown
Serena Williams blitzed Russia's Ekaterina Makarova to reach the US Open final for a third successive year, while Caroline Wozniacki
Azarenka out for rest of 2014
Victoria Azarenka has announced she will miss the rest of the season with a foot injury