MELBOURNE, Jan. 17 (Xinhua) -- Following are the results of the Australian Open second round here on Thursday (prefix number denotes seeding):
Men's singles
8-Kei Nishikori, Japan, beat Ivo Karlovic, Croatia, 6-3, 7-6 (6), 5-7, 5-7, 7-6 (7)
16-Milos Raonic, Canada, bt Stan Wawrinka, Switzerland, 6-7 (4), 7-6 (6), 7-6 (11), 7-6 (5)
Pierre-Hugues Herbert, France, bt 24-Chung Hyeon, South Korea, 6-2, 1-6, 6-2, 6-4
12-Fabio Fognini, Italy, bt Leonardo Mayer, Argentina, 7-6 (3), 6-3, 7-6 (5)
11-Borna Coric, Croatia, bt Marton Fucsovics, Hungary, 6-4, 6-3, 6-4
Joao Sousa, Portugal, bt 32-Philipp Kohlschreiber, Germany, 7-5, 4-6, 7-6 (4), 5-7, 6-4
23-Pablo Carreno Busta, Spain, bt Ilya Ivashka, Belarus, 6-2, 6-3, 7-6 (7)
Women's singles
6-Elina Svitolina, Ukraine, bt Viktoria Kuzmova, Slovakia, 6-4, 6-1
7-Karolina Pliskova, Czech Republic, bt Madison Brengle, United States, 4-6, 6-1, 6-0
17-Madison Keys, United States, bt Anastasia Potapova, Russia, 6-3, 6-4
27-Camila Giorgi, Italy, bt Iga Swiatek, Poland, 6-2, 6-0
12-Elise Mertens, Belgium, bt Margarita Gasparyan, Russia, 6-1, 7-5
13-Anastasija Sevastova, Latvia, bt Bianca Andreescu, Canada, 6-3, 3-6, 6-2
21-Wang Qiang, China, bt Aleksandra Krunic, Serbia, 6-2, 6-3
Timea Bacsinszky, Switzerland, bt Natalia Vikhlyantseva, 6-2, 7-5
4-Osaka Naomi, Japan, bt Tamara Zidansek, Slovenia, 6-2, 6-4
28-Hsieh Su-Wei, Chinese Taipei, bt Laura Siegemund, Germany, 6-3, 6-4
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