Serbia's World Number One Novak Djokovic and Spaniard Rafael Nadal have stormed into the semi-finals of the French Open Tennis tournament in Paris. In the quarterfinals yesterday, while Djokovic defeated Tommy Haas of Germany, 6-3, 7-6, 7-5, Nadal beat Swiss Stanislas Wawrinka, 6-2, 6-3, 6-1. With this, the Men's Singles semi-final line up has been drawn. In the semi-finals on Friday, Djokovic will meet Nadal, while Spain's David Ferrer will clash with Frenchman Jo-Wilfried Tsonga.The Women's Singles semi-final berths have also been decided. Russian Maria Sharapova and Victoria Azarenka of Belarus registered superb victories yesterday, and joined World Number One Serena Williams and Sara Errani in the last-4 stage. In the quarterfinals yesterday, while defending champion Sharapova defeated Jelena Jankovic of Serbia 0-6, 6-4, 6-3, Azarenka beat Russia's Maria Kirilenko 7-6, 6-2. In the semi-finals today, Sharapova will meet Azarenka, and American Serena Williams will clash with Sara Errani of Italy.