BEIJING, Aug. 13 (Xinhua) -- Following are the results from the Beijing Olympic tennis event on Wednesday (prefix number denotes seeding):

    Men's singles third round:

    1-Roger Federer, Switzerland, bt 17-Tomas Berdych, Czech Republic, 6-3, 7-6 (7-4)

    Paul-Henri Mathieu, France, bt 15-Nicolas Kiefer, Germany, 6-3, 7-5

    12-Fernando Gonzalez, Chile, bt Olivier Rochus, Belgium, 6-0, 6-3

    3-Novak Djokovic, Serbia, bt 13-Mikhail Youzhny, Russia, 7-6 (7-3), 6-3

    Jurgen Melzer, Austria, bt Lu Yen-Hsun, Chinese Taipei, 6-2, 6-4

    2-Rafael Nadal, Spain, bt Igor Andreev, Russia, 6-4, 6-2

    Men's doubles second round:

    Simon Aspelin/Thomas Johansson, Sweden, bt 5-Nicolas Almagro/David Ferrer, Spain, 7-6 (8-6), 6-4

    7-Mahesh Bhupathi/Leander Paes, India, bt Marcelo Melo/Andre Sa, Brazil, 6-4, 6-2

    Women's singles third round:

    9-Vera Zvonareva, Russia, bt Francesca Schiavone, Italy, 7-6 (7-4), 6-4

    Sybille Bammer, Austria, bt Lucie Safarova, Czech Republic, 7-5, 6-4

    6-Dinara Safina, Russia, bt Zheng Jie, China, 6-4, 6-3

    7-Venus Williams, United States, bt 12-Victoria Azarenka, Belarus, 6-3, 6-2

    Li Na, China, bt Kaia Kanepi, Estonia, 4-6, 6-2, 6-0

    Women's doubles second round:

    6-Alona Bondarenko/Kateryna Bondarenko, Ukraine, bt Olga Govortsova/Darya Kustova, Belarus, 6-1, 6-3

    Women's doubles first round:

    Samantha Stosur/Rennae Stubbs, Australia, bt Petra Kvitova/Lucie Safarova, Czech Republic, 6-1, 6-0

    Ayumi Morita/Ai Sugiyama, Japan, bt Greta Arn/Agnes Szavay, Hungary, 6-3, 6-3