Vandeweghe defeats Pliskova 2-0 at US Open women's singles quarterfinal

Karolina Pliskova of Czech Republic reacts during the women's singles quarterfinal match against CoCo Vandeweghe of the United States at the 2017 U.S. Open in New York, the United States, Sept. 6, 2017. Karolina Pliskova lost 0-2. (Xinhua/Qin Lang)