Angelique Kerber beats Madison Keys at 2018 WTA Wuhan Open tennis tournament

Angelique Kerber of Germany returns a shot to Madison Keys of the United States during their singles second round match at the 2018 WTA Wuhan Open tennis tournament in Wuhan of central China's Hubei Province, on Sept. 25, 2018. Angelique Kerber won after Madison Keys withdrew due to injury. (Xinhua/Cheng Min)