Highlights of women's singles second round matches at 2019 WTA Qatar Open

Kristyna Pliskova of the Czech Republic reacts during the women's singles second round match between Kristyna Pliskova of the Czech Republic and Elise Mertens of Belgium at the 2019 WTA Qatar Open in Doha, Qatar, Feb. 13, 2019. Kristyna Pliskova lost 0-2. (Xinhua/Nikku)