Jo-Wilfried Tsonga of France has withdrawn from the Rogers Cup tennis tournament due to a knee injury.
Considering Rafael Nadal lost early in Wimbledon last year and missed seven months, we can't help but wonder what's next this time.
Rafael Nadal beat Joao Souza 6-3, 6-4 on Thursday to reach the quarterfinals of the Brazil Open, the Spanish star's second tournament since returning from a left knee injury.
Rafael Nadal beat Jeremy Chardy 6-2, 6-2 on Saturday, putting the Spaniard in both finals of the VTR Open after a seven-month layoff due to a left knee injury and a stomach virus.
Rafael Nadal has begun training as part of his recovery from a left knee injury that has sidelined him since Wimbledon.
Rafael Nadal has pulled out of next month's season-ending World Tour Finals because of an ongoing left knee injury.
Rafael Nadal says he has been more encouraged recently about his recovery from a left knee injury and hopes to soon resume practice.
Venus Williams lost 6-4, 6-2 to second-ranked Vera Zvonareva at the Hong Kong Classic exhibition tournament on Thursday in her first match since the U.S. Open.
Venus Williams is done for the season because of a left knee injury.
The Czech Republic will be without Radek Stepanek for next month's Davis Cup quarterfinal against Chile.
Radek Stepanek was ruled out of Wimbledon and the Czech Republic's Davis Cup quarterfinal against Chile next month because of a left knee injury.
Serena Williams has withdrawn from the Family Circle Cup because of the left knee injury that has sidelined her since she won the Australian Open.
After missing the ATP World Tour Finals because of a left knee injury, Andy Roddick is already looking forward to the start of the 2010 season.
Andy Roddick is withdrawing from the season-ending ATP World Tour Finals because of a left knee injury.
Rafael Nadal won his first match since May when David Ferrer retired with an apparent knee injury in the first set of their match at the Rogers Cup.
Gael Monfils could miss next month's French Open because of a left knee injury.