China Open tennis results

Following are the China Open results Saturday (prefix number denotes seeding):

Men's singles first round

3-Rafael Nadal, Spain, bt Di Wu, China, 6-4, 6-4

1-Novak Djokovic, Serbia, bt Simone Bolelli, Italy, 6-1, 6-1

6-John Isner, United States, bt Domicic Thiem, Austria, 7-5, 6-1

Yen-Hsun Lu, Chinese Taipei, bt Adrian Mannarino, France, 6-3, 6-2

4-David Ferrer, Spain, bt Thomaz Bellucci, Brazil, 6-4, 6-3

Vasek Pospisil, Canada, bt Victor Estrella Burgos, Dominican Republic, 4-6, 7-5, 6-0

John Millman, Australia, bt Tommy Robredo, Spain, 4-6, 6-1, 6-0

Women's singles second round

8-Caroline Wozniacki, Denmark, bt Wang Qiang, China, 7-5, 6-0

6-Ana Ivanovic, Serbia, bt Venus Willianms, United States, 7-6 (7-3), 6-2

3-Flavia Pennetta, Italy, bt Teliana Pereira, Brazil, 3-6, 6-0, 6-4

10-Angelique Kerber, Germany, bt Dominika Cibulkova, Slovakia, 6-1, 6-4

Sara Errani, Italy, bt Caroline Garcia, France, 6-4, 4-6, 6-1

13-Andrea Petkovic, Germany, bt Samantha Stosur, Australia, 6-2, 7-5

12-Timea Bacsinszky, Switzerland, bt Mariana Duque-Marino, Colombia, 7-5, 6-2

Bethanie Mattek-Sands, United States, bt Lara Arruabarrena, Spain, 0-6, 6-2, 6-0

Men's doubles first round

Djordje Djokovic, Serbia/Novak Djokovic, Serbia, bt Gong Maoxin, China/Michale Venus, New Zealand, 7-6 (7-5), 6-7 (6-8), 10-5

4-Daniel Nestor, Canada/Edouard Roger-Vasselin, France, bt Leander Paes, India/John Peers, Australia, 7-6 (7-1), 4-6, 11-9

Vasek Pospisil, Canada/Jack Sock, United States, bt 3-Simone Bolelli, Italy/Fabio Fognini, Italy, 7-6 (7-5), 2-6, 11-9

Women's doubles second round

4-Timea Babos, Hungary/Kristina Mladenovic, France, bt Klaudia Jans-Ignacik, Poland/Anastasia Rodionova, Australia, 6-2, 6-1

8-Andrea Hlavackova, Czech Republic/Lucie Hradecka, Czech Republic, bt Lyudmyla Kichenok, Ukraine/Nadiia Kichenok, Ukraine, 6-3, 6-2

Julia Goerges, Germany/Karolina Pliskova, Czech Republic, bt Alla Kudryavtseva, Russia/Anastasia Pavlyuchenkova, Russia, retired

6-Chan Hao-Ching, Chinese Taipei/Chan Yung-Jan, Chinese Taipei, bt Mona Barthel/Anna-Lena Groenefeld, Germany, retired

Endi