Sam Stosur, Australia, def. Nina Stojanovic, Serbia, 6-2, 7-6 (1).
Viktorija Golubic, Switzerland, def. Zhang Shuai (4), China, 6-3, 3-6, 6-4.
Anna Blinkova, Russia, def. Marie Bouzkova, Czech Republic, 6-3, 6-1.
Sofia Kenin (3), United States, def. Jasmine Paolini, Italy, 7-5, 6-1.
Zhaoxuan Yang and Duan Ying-Ying (2), China, def. Yanina Wickmayer, Belgium, and Arina Rodionova, Australia, 6-4, 6-3.
Peng Shuai, China, and Laura Siegemund, Germany, def. Alison Bai, Australia, and Elixane Lechemia, France, 6-1, 6-2.
Alexa Guarachi Mathison, Chile, and Giuliana Olmos, Mexico, def. Sharon Fichman, Canada, and Kaitlyn Christian, United States, 6-2, 6-1.
Aleksandra Krunic, Serbia, and Lidziya Marozava (3), Belarus, def. Marie Bouzkova, Czech Republic, and Tamara Zidansek, Slovenia, 6-3, 6-3.Thursday
At Guangzhou International Tennis Center
Surface: Hardcourt outdoor
GUANGZHOU, CHINA (AP) _ Results Thursday from Guangzhou Open at Guangzhou International Tennis Center (seedings in parentheses):
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