Top seed Serena Williams was knocked out of the ASB Classic in Auckland in the second round by fellow American Madison Brengle today.

Defending champions Rafael Nadal and Maria Sharapova both crashed out on a day of shocks at the BNP Paribas Open in Indian Wells.

Defending champion Rafael Nadal survived a serious scare against Radek Stepanek before recovering to reach the third round of the BNP Paribas Open in Indian Wells.

Maria Sharapova refused to look beyond her quarter-final opponent Ekaterina Makarova despite another lop-sided win at the Australian Open today.

Venus Williams was unable to stop the Maria Sharapova juggernaut tonight as the Russian powered into the fourth round of the Australian Open.

Top seed Agnieszka Radwanska became the first WTA Tour champion of 2013 as she beat Belgium's Yanina Wickmayer 6-4 6-4 in the final of the ASB Classic in Auckland.

Novak Djokovic and Andy Murray won their opening matches at the Western & Southern Open in straight sets.

Nikolay Davydenko upset Alexandr Dolgopolov in the first round of the Western & Southern Open at Cincinnati.

Former finalist Marion Bartoli was the most prominent woman to lose on day four at Wimbledon as Mirjana Lucic reached the third round for the first time since 1999.

Heather Watson’s infectious personality has won her many friends during Wimbledon this year, and it will play an important part in her path to stardom according to the man who turned Maria Sharapova and Andre Agassi in to champions.

Caroline Wozniacki's wait for a first Grand Slam title goes on after she was beaten 6-1 6-7 (3/7) 6-3 by Kaia Kanepi in the third round of the French Open last night.

Kim Clijsters was outplayed by her fellow Belgian Yanina Wickmayer who put an early end to the two-time former champion's campaign at the Sony Ericsson Open today.

Serena Williams was happy with her start to the Sony Ericsson Open in Key Biscayne, Miami, as she dropped just five games to Chinese opponent Zhang Shuai.

Former world number one Roger Federer overcame a scare to beat Canada's Milos Raonic 6/7 (4/7) 6-2 6-4 in the third round of the BNP Paribas Open in Indian Wells today.

Rafael Nadal and Roger Federer enjoyed straightforward victories at the ATP & WTA BNP Paribas Open on Sunday but Wimbledon champion Petra Kvitova suffered a surprise early exit in Indian Wells.

Kim Clijsters saved four match points and defied an ankle injury to again get the better of Li Na at the Australian Open.

Caroline Wozniacki again attempted to play down the significance of her number one ranking despite edging closer to retaining top spot with a routine win over Monica Niculescu at the Australian Open today.

Samantha Stosur’s Australian Open preparations hit another hurdle today as the US Open champion was beaten in straight sets by Francesca Schiavone in the first round of the Sydney International.

Petra Kvitova became the first reigning Wimbledon champion to lose in the first round of the US Open in the Open era last night.

Serena Williams was installed as the new Wimbledon favourite after powering into the fourth round, and declared: “I wouldn’t bet against me.”

Wimbledon top seed Caroline Wozniacki produced a near-faultless performance as she eased into the fourth round with a 6-3 6-2 victory over Australia’s Jarmila Gajdosova.

Serena Williams made a winning return to tennis after almost a year out of action as she reached the second round of the AEGON Championships at Eastbourne in the UK today.

There were mixed fortunes for last year’s finalists at the French Open today as Francesca Schiavone moved into the fourth round but Samantha Stosur was knocked out by Gisela Dulko.

Third seed Vera Zvonareva came back from match-point down to defeat ailing German Sabine Lisicki 4-6 7-5 7-5 in the second round of the French Open this evening.

French Open title contenders Samantha Stosur and Caroline Wozniacki reached the third round of the French Open in contrasting fashions at Roland Garros today.

Novak Djokovic came through one of the toughest tests of his unbeaten season to date to extend his extraordinary winning streak to 30 matches and book his place in the Mutua Madrid Open semi-finals.

Rafael Nadal set up a potential semi-final meeting with rival Roger Federer as he beat Michael Llodra in the last eight of the Madrid Open.

A potentially memorable final showdown between clay court king Rafael Nadal and in-form world number two Novak Djokovic at the Madrid Open moved a step closer last night as both players progressed through to the quarter-finals without any problems.

Caroline Wozniacki had to come from behind to beat Yanina Wickmayer and progress in the Family Circle Cup in Charleston.

Anastasia Pavlyuchenkova made an uncertain start to the defence of her Monterrey Open title after being pushed all the way in her first-round encounter with Eleni Daniilidou.

Defending champion David Ferrer secured an easy passage though to the second round of the Abierto Mexicano Telcel Open in Acapulco.

Japanese veteran Kimiko Date Krumm upset 12th seed Maria Sharapova in three sets in the first round of the Pan Pacific Open in Tokyo today.

Top seed Marion Bartoli made a shock second-round exit from the WTA Tour Bell Challenge when she was stunned by wild card Rebecca Marino in straight sets in Quebec.

Maria Sharapova will face the new hero of American tennis for the second year running at the US Open after booking her place in the third round at Flushing Meadows.

ROGER FEDERER wasted no time in powering to the third round at the US Open in Flushing Meadows last night.

Wimbledon finalist Vera Zvonareva safely moved into the third round of the US Open today with victory over Germany’s Sabine Lisicki.

A medical timeout helped Serena Williams recover from a second-set malaise to beat Anastasia Pavlyuchenkova today and reach the last 16 of the French Open.

FOUR-TIME French Open champion Rafael Nadal is braced for a tough battle as he faces Lleyton Hewitt at Roland Garros today.

Serena Williams today admitted she is taking great pleasure from silencing those who claimed she and sister Venus would never again hold the top two spots in the world rankings.

Serena Williams gave herself plenty of recovery time for the third round of the French Open by racing through today’s postponed clash with Julia Goerges.

Andy Murray was today once again made to wait by the rain as he looked to complete his French Open second-round match against Juan Ignacio Chela.

SERENA WILLIAMS admitted she was just pleased still to be in the French Open after struggling to shake off Swiss youngster Stefanie Voegele in the first round yesterday.

Serena Williams admitted she was just pleased still to be in the French Open after struggling to shake off Swiss youngster Stefanie Voegele in the first round today.

Latvian teenager Anastasija Sevastova claimed easily the biggest win of her career as she knocked out top seed Jelena Jankovic in the first round of the Monterrey Open.