
Ashleigh Barty of Australia returns the ball against Katherine Sebov of Canada during the first round of women's singles qualifying match at the 2017 Rogers Cup in Toronto, Canada, Aug. 5, 2017. (Xinhua/Zou Zheng)

Ashleigh Barty of Australia returns the ball against Katherine Sebov of Canada during the first round of women's singles qualifying match at the 2017 Rogers Cup in Toronto, Canada, Aug. 5, 2017. (Xinhua/Zou Zheng)