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

Elise Mertens of Belgium serves 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. Elise Mertens won 2-0. (Xinhua/Nikku)