Top-seeded Caroline Wozniacki stretched her winning streak to 13 matches by beating 45th-ranked Dominika Cibulkova 6-2, 7-5 in the U.S. Open quarterfinals Wednesday night.

Sam Querrey was ousted from the U.S. Open on Tuesday, meaning no American man will make the quarterfinals at Flushing Meadows for the second straight year.

Caroline Wozniacki of Denmark was seeded No. 1 at a Grand Slam tournament for the first time Tuesday, getting the top spot at the U.S. Open because Serena Williams pulled out with a foot injury.

Top-ranked Rafael Nadal needed three sets in the afternoon heat - plus a little help at the end - to avoid a huge upset. And he wasn't alone in the midday distress.

Third-seeded Roger Federer advanced to the quarterfinals of the Rogers Cup tennis tournament with a 7-6 (2), 6-3 victory over Michael Llodra of France on Thursday.

It was the middle Sunday at Wimbledon, the tournament's traditional day off, and the best players in men's tennis were scattered around the All England Club's practice courts.

Five-time champion Venus Williams was ousted in the quarterfinals at Wimbledon on Tuesday, losing 6-2, 6-3 to 82nd-ranked Tsvetana Pironkova of Bulgaria.

Defending champion Serena Williams overcame Maria Sharapova 7-6 (9), 6-4 on Monday to reach the Wimbledon quarterfinals and avenge her loss to the Russian in the 2004 final.

Defending champion Serena Williams put on a serving clinic Saturday, hitting 20 aces in a straight-sets win over Dominika Cibulkova that set up a fourth-round matchup with former champion Maria Sharapova.

When John Isner finally won the longest match in tennis history, he collapsed on the Wimbledon grass and then summoned one last burst of energy, springing to his feet and applauding along with the crowd.

Roger Federer was handed a tough draw Friday in his bid for a record-equaling seventh Wimbledon title.

Last year Robin Soderling deprived Rafael Nadal of the chance to compete for his fifth French Open championship. This year, the Spaniard would not be denied. Nadal didn't drop a single set in the entire tournament, capping his title run with a 6-4, 6-2, 6-4 victory.