Roger Federer became the first player to win the ATP World Tour Finals six times.
Novak Djokovic followed Rafa Nadal and Andy Murray out of the ATP World Tour Finals when he lost to fellow Serb Janko Tipsarevic.
Former world number one Rafa Nadal admitted he has struggled of late to rekindle his passion for tennis.
Roger Federer completed his round-robin matches at the ATP World Tour Finals with a 6-1 3-6 6-3 defeat of American Mardy Fish.
Rafa Nadal was eliminated from the ATP World Tour Finals on Thursday after being outgunned by an inspired Jo-Wilfried Tsonga.
Roger Federer still looked as fresh as a daisy as he polished off Mardy Fish to post a 100 percent record in the group stage of the ATP World Tour Finals on Thursday which is more than can be said for most of his main rivals.
There have been many highlights this year for Novak Djokovic but he described his woeful defeat by David Ferrer at the ATP World Tour Finals.
Yannick Noah's remarks about doping were "baseless" and "provocative", the French Tennis Federation (FFT) said on Tuesday, joining a chorus of protest against the former tennis hero.
The best season of Andy Murray's career ended in anti-climax when he was forced to withdraw from the ATP World Tour Finals with a groin injury on Tuesday.
Holder Roger Federer produced an hour of sublime quality to crush Rafa Nadal 6-3 6-0 at the ATP World Tour Finals on Tuesday and clinch a place in the last four with a match to spare.
Andy Murray's hopes of winning the ATP World Tour Finals were dealt a double blow when he lost his opening group match to David Ferrer.
Andy Murray could pull out of the ATP World Tour Finals after just one match because of a groin injury.