Petra Kvitova of the Czech Republic returns a shot during the women's singles third round match against Angelique Keber of Germany at 2016 WTA Wuhan Open tennis tournament in Wuhan, central China's Hubei Province, Sept. 28, 2016. Petra Kvitova won the match by 2-1. (Xinhua/Xiao Yijiu)
Petra Kvitova of the Czech Republic returns a shot during the women's singles third round match against Angelique Keber of Germany at 2016 WTA Wuhan Open tennis tournament in Wuhan, central China's Hubei Province, Sept. 28, 2016. Petra Kvitova won the match by 2-1. (Xinhua/Xiao Yijiu)
Petra Kvitova of the Czech Republic reacts during the women's singles third round match against Angelique Keber of Germany at 2016 WTA Wuhan Open tennis tournament in Wuhan, central China's Hubei Province, Sept. 28, 2016. Petra Kvitova won the match by 2-1. (Xinhua/Xiao Yijiu)
Angelique Keber of Germany returns a shot during the women's singles third round match against Petra Kvitova of the Czech Republic at 2016 WTA Wuhan Open tennis tournament in Wuhan, central China's Hubei Province, Sept. 28, 2016. Petra Kvitova won the match by 2-1. (Xinhua/Xiao Yijiu)
Angelique Keber of Germany returns a shot during the women's singles third round match against Petra Kvitova of the Czech Republic at 2016 WTA Wuhan Open tennis tournament in Wuhan, central China's Hubei Province, Sept. 28, 2016. Petra Kvitova won the match by 2-1. (Xinhua/Xiao Yijiu)
