New York, Sep 4 (IANS): The following are the US Open results on Thursday, the fourth day of the 2015 tournament at Flushing Meadows (prefix number denotes seeding), according to Xinhua news agency.
Men
Second round
5-Stan Wawrinka, Switzerland, bt Hyeon Chung, South Korea, 7-6 (7-2), 7-6 (7-4), 7-6 (8-6)
Ruben Bemelmans, Belgium, bt 28-Jack Sock, United States, 4-6, 4-6, 6-3, 2-1 - retired
22-Viktor Troicki, Serbia, bt Rajeev Ram, United States, 7-6 (12-10), 6-4, 3-6, 6-3
Donald Young, United States, bt Aljaz Bedene, Britain, 3-6, 6-4, 6-4, 6-2
15-Kevin Anderson, South Africa, bt Austin Krajicek, United States, 6-3, 6-4, 6-2
20-Dominic Thiem, Austria, bt Denis Istomin, Uzbekistan, 6-4, 6-4, 1-0 - retired
30-Thomaz Bellucci, Brazil, bt Yoshihito Nishioka, Japan, 6-0, 6-3, 6-4
3-Andy Murray, Britain, bt Adrian Mannarino, France, 5-7, 4-6, 6-1, 6-3, 6-1
6-Tomas Berdych, Czech Republic, bt Jurgen Melzer, Austria, 7-6 (7-2), 6-1, 6-3
31-Guillermo Garcma-Lspez, Spain, bt Nicolas Mahut, France, 6-4, 6-2, 6-7 (4-7), 6-1
24-Bernard Tomic, Australia, bt Lleyton Hewitt, Australia, 6-3, 6-2, 3-6, 5-7, 7-5
12-Richard Gasquet, France, bt Robin Haase, Netherlands, 4-6, 6-3, 7-6 (7-4), 6-4
13-John Isner, United States, bt Mikhail Youzhny, Russia, 6-3, 6-4, 6-4
Jirm Vesel, Czech Republic, bt 21-Ivo Karlovic, Croatia, 7-6 (7-3), 3-6, 3-6, 6-2, 7-6 (7-4)
29-Philipp Kohlschreiber, Germany, bt Lukas Rosol, Czech Republic, 7-6 (7-4), 6-2, 6-2
2-Roger Federer, Switzerland, bt Steve Darcis, Belgium, 6-1, 6-2, 6-1
Women
Second round
5-Petra Kvitova, Czech Republic, bt Nicole Gibbs, United States, 6-3, 6-4
30-Anna Karolina Schmiedlova, Slovakia, bt Danka Kovinic, Montenegro, 6-4, 5-7, 6-4
18-Andrea Petkovic, Germany, bt Elena Vesnina, Russia, 6-3, 7-6 (7-4)
Johanna Konta, Britain, bt Garbiqe Muguruza, Spain, 7-6 (7-4), 6-7 (4-7), 6-2
16-Sara Errani, Italy, bt Jelena Ostapenko, Latvia, 0-6, 6-4, 6-3
22-Samantha Stosur, Australia, bt Evgeniya Rodina, Russia, 6-1, 6-1
26-Flavia Pennetta, Italy, bt Monica Niculescu, Romania, 6-1, 6-4
Varvara Lepchenko, United States, bt Lesya Tsurenko, Ukraine, 7-6 (9-7), 6-2
Mona Barthel, Germany, bt Olga Govortsova, Belarus, 2-6, 6-2, 6-4
20-Victoria Azarenka, Belarus, bt Yanina Wickmayer, Belgium, 7-5, 6-4
11-Angelique Kerber, Germany, bt Karin Knapp, Italy, 7-5, 6-2
Barbora Strycova, Czech Republic, bt Qiang Wang, China, 6-2, 4-6, 7-5
24-Sabine Lisicki, Germany, bt Camila Giorgi, Italy, 6-4, 6-0
Shelby Rogers, United States, bt Kurumi Nara, Japan, 6-4, 6-4
2-Simona Halep, Romania, bt Kateryna Bondarenko, Ukraine, 6-3, 6-4