Federer enjoys return to top spot
Roger Federer says ending the year as world number one is one of the greatest achievements of his career.

Federer prevails against Murray
Roger Federer ensures he will end the year as world number one after beating Andy Murray 3-6 6-3 6-1 in the ATP World Tour Finals in London.

Nervy Del Potro defeats Verdasco
Juan Martin del Potro beats Fernando Verdasco 6-4 3-6 7-6 to get his ATP World Tour Finals back on track.

Federer v Murray as it happened
World number one Roger Federer beats Andy Murray in the evening match on day three of the ATP World Tour Finals in London.

Djokovic edges past Davydenko
Defending champion Novak Djokovic battles back from a set behind to beat Nikolay Davydenko 3-6 6-4 7-5 at the ATP World Tour Finals.

Soderling stuns Nadal in London
Robin Soderling beats world number two Rafael Nadal in straight sets to cause the first upset of this year's ATP World Tour Finals at the O2 Arena.

Federer wins after Verdasco scare
World number Roger Federer sees off the challenge of Fernando Verdasco at the ATP Masters in London.

Murray beats Del Potro in opener
Andy Murray makes a winning start in the ATP World Tour Finals at the O2 Arena with victory over Juan Martin del Potro.

ATP chief rules out Agassi probe
There will be no new investigation into Andre Agassi's positive drugs test in 1997, the governing body of men's tennis confirms.

Del Potro commits to Queen's Club
US Open champion Juan Martin del Potro will play at the Aegon Championships for the next three years in an effort to improve his grass-court game.

Banned Belgian duo launch appeals
Belgians Yanina Wickmayer and Xavier Malisse appeal to the Court of Arbitration for Sport against their one-year bans for breaching anti-doping rules.

Roddick pulls out of Tour Finals
World number six Andy Roddick withdraws from the World Tour Finals at London's O2 Arena with injury, and is replaced by Robin Soderling.

Nadal returns to boost Spain team
World number two Rafael Nadal is included in Spain's squad for the Davis Cup final against the Czech Republic.