BEIJING, Oct. 4 (Xinhua) -- Following are the results of ATP/WTA of China Open tennis tournament here on Friday (prefix number denotes seeding):
Men's singles quarterfinals:
1-Dominic Thiem, Austria, bt Andy Murray, Britain, 6-2, 7-6(3)
2-Alexander Zverev, Germany, bt Sam Querrey, United States, 7-6(3), 6-2
3-Stefanos Tsitsipas, Greece, bt John Isner, United States, 7-6(3), 6-3
4-Karen Khachanov, Russia, bt 6-Fabio Fognini, Italy, 3-6, 6-3, 6-1
Women's singles quarterfinals:
4-Naomi Osaka, Japan, bt 5-Bianca Andreescu, Canada, 5-7, 6-3, 6-4
16-Caroline Wozniacki, Denmark, bt Daria Kasatkina, Russia, 6-3, 7-6(5)
8-Kiki Bertens, Netherlands, bt 3-Elina Svitolina, Ukraine, 7-6(6), 6-2
1-Ashleigh Barty, Australia, bt 7-Petra Kvitova, Czech Republic, 4-6, 6-4, 6-3
Men's doubles semifinals:
2-Lukasz Kubot, Poland/Marcelo Melo, Brazil, bt Karen Khachanov/Andrey Rublev, Russia, 7-5, 7-5. Enditem


