Kvitova, Keys, Stephens all crash out in shocking first round of WTA Wuhan Open

Peng Shuai of China returns the ball during the singles first round match against Petra Kvitova of Czech Republic at 2017 WTA Wuhan Open in Wuhan, capital of central China's Hubei Province, on Sept. 25, 2017. (Xinhua/Cheng Min)