Day 9 marked the start of the quarterfinals: Victoria Azarenka and Kim Clijsters won on the women’s side, while Roger Federer and Rafa Nadal advanced to face each other in the semis. | SI.com: Vintage Federer shows up in quarters
Day 9 marked the start of the quarterfinals: Victoria Azarenka and Kim Clijsters won on the women’s side, while Roger Federer and Rafa Nadal advanced to face each other in the semis. | SI.com: Vintage Federer shows up in quarters