SPOTTED! Arsenal stars and other celebrities at ATP World Tour Finals

Eight of the world’s top tennis players assembled in London for the last week of the season. The Barclays ATP World Tour Finals was a ‘test of endurance, mental and physical’. But......

ATP World Tour Finals PHOTOS: Federer ends Djokovic's 23-match winning streak

Nishikori stays in hunt after win over Berdych IMAGE: Switzerland's Roger Federer plays a backhand in his men's singles match against Serbia's Novak Djokovic on Day 3 of the Barclays ATP World......

Will Federer win his seventh ATP World Tour Finals title?

  Novak Djokovic, Stan Wawrinka, Tomas Berdych, Marin Cilic, Roger Federer, Andy Murray, Kei Nishikori and Milos Raonic take a group selfie during the Barclays ATP World Tour Finals tennis......

World Tour Finals: Bopanna-Mergea storm into final, eye No. 1 ranking

IMAGE: Rohan Bopanna (left) and Florin Mergea celebrate winning their doubles semi-final match at the Barclays ATP World Tour Finals. Photograph: Clive Brunskill/Getty Images Rohan Bopanna and his......

World Tour Finals: Bopanna-Mergea lose to Fognini-Bolleli

Indo-Romanian pair place second in group after first defeat IMAGE: Florin Mergea of Romania (rear) and India’s Rohan Bopanna during in their men's doubles match against Italy’s Fabio......