Highlights of women's singles round of 16 match of 2019 WTA Shenzhen Open

Wang Yafan of China reacts during the women's singles round of 16 match against Elena Rybakina of Kazakhstan at WTA Shenzhen Open tennis tournament in Shenzhen, south China's Guangdong Province, Jan. 7, 2020. (Xinhua/Mao Siqian)