Novak Djokovic wants to win the French Open in the memory of his former coach and mentor, Jelena Gencic.

Maria Sharapova called for HawkEye to be used at the French Open after being on the wrong end of a dubious call in her third-round win over Zheng Jie at Roland Garros today.

Defending champion Roger Federer was stunned by Japan’s Kei Nishikori in the last 16 of the Mutua Madrid Open.

Fourth seed Serena Williams thrashed Ekaterina Makarova in straight sets to move into the fourth round of the US Open tonight – and gain revenge for her Australian Open elimination.

Unheralded Slovakian Martin Klizan caused the shock of the tournament yesterday as he knocked out fifth seed Jo-Wilfried Tsonga in the second round of the US Open.

Caroline Wozniacki began her bid to win the New Haven Open for a fifth consecutive year with a comfortable victory over Ekaterina Makarova.

Serena Williams must hope the effort of playing two doubles matches in a matter of hours does not take a heavy toll as she tackles Victoria Azarenka in today's Wimbledon semi-finals.

Serena Williams does not believe she has hit her top form at Wimbledon despite ousting defending champion Petra Kvitova in straight sets yesterday.

Serena Williams may not be playing the best tennis of her career but her confidence remains as high as ever as she prepares to take on defending champion Petra Kvitova at Wimbledon today.

Andy Roddick produced the shock of the Sony Ericsson Open by knocking world number three Roger Federer out at the third-round stage with a 7-6 (7/4) 1-6 6-4 win.

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.

Defending champion Novak Djokovic moved through to the fourth round of the BNP Paribas Open at Indian Wells last night with a 6-2 6-3 win over South African Kevin Anderson.

Serena Williams can still see room for improvement in her game despite racking up her 17th successive win at the Australian Open today.

US Open champion Samantha Stosur's struggles on home soil continued today as she made a stunning first-round exit from the Australian Open.

2011 saw Conor Niland on the crest of a wave with qualification for Wimbledon and the US Open, however, the reality of daily life on the professional tennis tour can be far from glamorous. Ewan MacKenna reports.

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 sent out an ominous message to the women's game as she stormed past Maria Sharapova, booking her place in the semi-finals of the Bank of the West Classic for the loss of just four games.

Second seed Maria Sharapova battled to a 6-2 2-6 6-4 win over Daniela Hantuchova to book her place in the quarter-finals of the Bank of the West Classic - and a possible meeting with Serena Williams.

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

Serena Williams celebrated her return to the big stage at Wimbledon by easing into the fourth round with a straight-sets victory over Maria Kirilenko.

Serena Williams will resume her title defence in the more grand surroundings of Court One today after the All England Club acquiesced to the champion’s plea to move away from the outer reaches of Wimbledon.

Serena Williams has warned Wimbledon chiefs she deserves the same treatment as the top men after being kept off Centre Court and Court One again.

Maria Sharapova continued her impressive form at the French Open as she booked her place in the quarter-finals with a straight-sets win over Agnieszka Radwanska.

Defending champion Kim Clijsters admitted she did not have it all her own way as the moved into the fourth round of the Sony Ericsson Open in Miami.

World number one Caroline Wozniacki survived a tricky opening assignment at the Australian Open today before overcoming Gisela Dulko.

Home favourite Maria Kirilenko set up a Kremlin Cup final showdown with Victoria Azarenka of Belarus after they both eased to straight-sets victories in today’s semi-finals.

Top seed Nadia Petrova moved into the second round of the Korea Open with a comfortable 6-3 6-2 victory over Jarmila Groth of Australia in Seoul.

Denmark’s Caroline Wozniacki felt she had justified her position as top seed after setting up a fourth-round clash with former champion Maria Sharapova at the US Open.

The withdrawal of Flavia Pennetta allowed US Open top seed Caroline Wozniacki to reach the last four of the Pilot Pen Tennis without playing in New Haven, Connecticut.

Third seed Elena Dementieva was a surprise loser in the second round of the Cincinnati Open yesterday, going down in straight sets to fellow Russian Anastasia Pavlyuchenkova.

Maria Sharapova recovered from a poor second set to dump fellow Russian Svetlana Kuznetsova out of the Cincinnati Open in the first round on Tuesday night.

JELENA JANKOVIC insisted her career is “back on track” after continuing her bid to progress beyond the last 16 at Wimbledon for the first time with a fine victory over Alona Bondarenko.

Justine Henin and Kim Clijsters each cantered to victory at Wimbledon today to set up the an eye-catching all-Belgian fourth-round clash.

BELGIAN pair Justine Henin and Kim Clijsters remain on course to meet on their Wimbledon comebacks after winning their second-round matches in straight sets yesterday.

Kim Clijsters made light work of her fifth consecutive win against the dangerous Karolina Sprem as she edged closer to an all-Belgian clash with Justine Henin.

Former world number one Dinara Safina has withdrawn from Wimbledon with a back injury.

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

Justine Henin moved one step closer to another remarkable Belgian return when she advanced to the semi-finals of the Australian Open today.

Second seed Dinara Safina retired from her fourth-round match with Maria Kirilenko today due to injury.

Nadia Petrova claimed her second big-name scalp in as many rounds with an upset win over third seed Svetlana Kuznetsova at the Australian Open today.

Second seed Dinara Safina took less than an hour to end British number one Elena Baltacha's run at the Australian Open.

Justine Henin today fought back from a set down to keep her Australian Open title quest going just a month after returning from retirement.

Former champion Maria Sharapova was the first big name to fall at the Australian Open after she lost a marathon match with Maria Kirilenko.

Former champions Kim Clijsters and Venus Williams stayed on course for a last-16 showdown at Flushing Meadows after both coming through their US Open second-round ties.