An online bookmaker confirmed today it has alerted tennis authorities about unusual patterns of betting on a match at Wimbledon yesterday.

Lleyton Hewitt moved within touching distance of his first title in more than two years and first clay court championship in a decade after defeating Russian Evgeny Korolev in the semi-finals of the US Men's Clay Court Championships.

A SHOCKED Serena Williams hailed an “unbelievable” performance from Katarina Srebotnik after crashing out of the French Open at the third-round stage yesterday.

Third seed Novak Djokovic secured a second successive straight-sets victory at the French Open to ease into the fourth round.

Third seed Novak Djokovic upped his game considerably to breeze into the third round of the French Open today.

Top-seeded American Andy Roddick booked his place in the quarter-finals of the SAP Open with a 6-2 6-4 victory over in-form Japanese teenager Kei Nishikori.

Andy Roddick narrowly survived a first-round scare at the SAP Open to prevail 6-3 6-7 (7/3) 7-6 (7/5) against heavy-serving Australian Chris Guccione on Wednesday.

Novak Djokovic kept alive his hopes of ending Roger Federer’s dominance at the US Open by edging past Radek Stepanek of the Czech Republic.

Novak Djokovic kept alive his hopes of ending Roger Federer’s dominance at the US Open in New York as the third-seeded Serb edged past Radek Stepanek of the Czech Republic.

US Open Championship, Flushing Meadows, New York