Czech Tomas Berdych stayed in the hunt for a semi-final berth at the ATP World Tour finals with a 7-5 3-6 6-1 victory over Frenchman Jo-Wilfried Tsonga on Wednesday.
Novak Djokovic squeezed past Britain's Andy Murray in the latest chapter of their evolving rivalry on Wednesday but ended the day still uncertain of place in the last four at the ATP World Tour Finals after Tomas Berdych overpowered Jo-Wilfried Tsonga.
Roger Federer reached yet another career milestone with victory over Janko Tipsarevic and David Ferrer dipped into his seemingly endless tank of stamina to beat Juan Martin del Potro on the second day of the ATP World Tour Finals on Tuesday.
Local hero Andy Murray and world No 1 Novak Djokovic of Serbia both claimed victories at their opening matches in Group A at the ATP World Tour Finals on Monday.
The Czech women's tennis team defeated Serbia 3-1 to successfully defend the Fed Cup on Sunday.
Nadia Petrova of Russia won the women's tennis Qatar Airways Tournament of Champions here on Sunday after beating former world's number one Caroline Wozniacki of Denmark 6-2, 6-1.
World number two Novak Djokovic suddenly ran out of gas as he was knocked out 0-6 7-6 6-4 by American Sam Querrey in the second round of the Paris Masters on Wednesday.
Wu Di wins in Sanya, continuing a roll that landed him in the Australian Open.
Russia's Maria Sharapova pretends to drink out of a bottle of a sparkling wine next to Czech Republic's Lucie Safarova during an exhibition tennis match in Prague, Oct 29, 2012.
Novak Djokovic will overtake Roger Federer in the ATP rankings and finish 2012 as world No 1, the ATP said on Monday.
Serena Williams' motivating factor in her WTA Championships triumph on Sunday was to save her own sanity, the American said after beating Maria Sharapova in the final of the season-ending tournament.
Serena Williams will still end 2012 ranked number three behind Victoria Azarenka and Maria Sharapova.