French Open 2010: Day 11

US Serena Williams leaves the court after losing her women's quarter-final against Australia's Samatha Stosur in the French Open tennis championship at the Roland Garros stadium, on June 2, 2010. (AFP PHOTO)

US Serena Williams plays a return during her women's quarter-final against Samantha Stosur. (AFP PHOTO)

Australia's Samatha Stosur celebrates winning her women's quarter-final against US World No.1 Serena Williams. (AFP PHOTO)

Austria's Jurgen Melzer reacts during his men's quarter-final match against Serbia's Novak Djokovic. (AFP PHOTO)

Serbia's Novak Djokovic plays a return against Austria's Jurgen Melzer. Melzer defeated Serbian third seed Novak Djokovic 3-6, 2-6, 6-2, 7-6 (7/3), 6-4. (AFP PHOTO)

Spain's Rafael Nadal celebrates winning against compatriot Nicolas Almagro during their men's quarter-final.Second seed Rafael Nadal of Spain reached the semi-finals of the French Open with a 7-6 (7/2), 7-6 (7/3), 6-4 win. (AFP PHOTO)

Spain's Nicolas Almagro plays a return during his men's quarter-finals. (AFP PHOTO)

Serbia's Jelena Jankovic reacts after she defeated Kazakhstan's Yaroslava Shvedova.Jankovic won 7-5, 6-4. (AFP PHOTO)

Kazakhstan's Yaroslava Shvedova returns the ball to Serbia's Jelena Jankovic during their women's quarter-final match. (AFP PHOTO)