
Karolina Pliskova of Czech Republic serves during the women's singles third round match against Ons Jabeur of Tunisia at the 2020 WTA Qatar Open in Doha, Qatar, Feb. 26, 2020. (Photo by Nikku/Xinhua)

Karolina Pliskova of Czech Republic serves during the women's singles third round match against Ons Jabeur of Tunisia at the 2020 WTA Qatar Open in Doha, Qatar, Feb. 26, 2020. (Photo by Nikku/Xinhua)