Zhang/Stosur power into doubles semis of WTA Finals Shenzhen

Zhang Shuai (1st R) of China/Samantha Stosur (2nd R) of Australia shake hands with Barbora Krejcikova (1st L)/Katerina Siniakova of the Czech Republic after the women's doubles round robin match at the WTA Finals Tennis Tournament in Shenzhen, south China's Guangdong Province, Oct. 31, 2019. (Xinhua/Liang Xu)