Following are the results from the Beijing Olympic tennis event on Tuesday (prefix number denotes seeding):

Men's singles second round:

Jurgen Melzer, Austria, bt 9-Stanislas Wawrinka, Switzerland, 6-4, 6-0

3-Novak Djokovic, Serbia, bt Rainer Schuettler, Germany, 6-4, 6-2

Lu Yen-Hsun, Chinese Taipei, bt Agustin Calleri, Argentina, 6-4, 6-4

15-Nicolas Kiefer, Germany, bt Kevin Anderson, South Africa, 6-4, 6-7(4), 6-4

10-Gilles Simon, France, bt Guillermo Canas, Argentina, 7-5, 6-1

17-Tomas Berdych, Czech Republic, bt Andreas Seppi, Italy, 6-3, 7-6(4)

Olivier Rochus, Belgium, bt Janko Tipsarevic, Serbia, 7-6(5), 2-3, retired

Gael Monfils, France, bt Victor Hanescu, Romania, 6-4, 7-6(5)

Men's doubles first round:

Marcelo Melo/Andre Sa, Brazil, bt Tomas Berdych/Radek Stepanek, Czech Republic, 5-7, 6-2, 8-6

Mariusz Fyrstenberg/Marcin Matkowski, Poland, bt Yu Xinyuan/Zeng Shaoxuan, China, 6-3, 6-4

1-Bob Bryan/Mike Bryan, United States, bt Mark Knowles/Devin Mullings, Bahamas, 6-2, 6-1

Women's singles second round:

12-Victoria Azarenka, Belarus, bt Casey Dellacqua, Australia, 6-2, 6-2

Kaia Kanepi, Estonia, bt Virginie Razzano, France, 6-4, 7-5

Sybille Bammer, Austria, bt 13-Patty Schnyder, Switzerland, 6-4, 6-4

9-Vera Zvonareva, Russia, bt Shahar Peer, Israel, 6-3, 7-6(4)

2-Jelena Jankovic, Serbia, bt Alina Bondarenko, Ukraine, 7-5, 6-1

Zheng Jie, China, bt Nuria Llagostera Vives, Spain, 6-7(7), 6-1, 6-4

15-Alize Cornet, France, bt Peng Shuai, China, 6-2, 6-2

6-Dinara Safina, Russia, bt Maria Jose Martinez Sanchez, Spain, 7-6(3), 6-1

16-Dominika Cibulkova, Slovakia, bt Tsvetnan Pironkova, Bulgaria, 6-2, 6-2

Francesca Schiavone, Italy, bt 8-Agnieszka Radwanska, Poland, 6-3, 7-6(6)

Caroline Wozniacki, Denmark, bt 10-Daniela Hantuchova, Slovakia, 6-1, 6-3

7-Venus Williams, United States, bt Iveta Benesova, Czech Republic, 6-1, 6-4

4-Serena Williams, United States, bt Samantha Stosur, Australia, 6-2, 6-0

Women's singles first round:

Mariya Koryttseva, Ukraine, bt Tzipora Obziler, Israel, 5-7, 7-5, 6-4

Ayumi Morita, Japan, bt Marina Erakovic, New Zealand, 5-7, 7-6(7), 6-4

Women's doubles first round:

5-Lindsay Davenport/Liezel Huber, United States, bt Klaudia Jans/Alicja Rosolska, Poland, 6-2, 6-1

(Xinhua News Agency August 12, 2008)