Duan Yingying beats Vera Zvonareva 2-1 at 2018 WTA Qatar Open in Doha, Qatar

Duan Yingying of China serves during the qualifying match against Vera Zvonareva of Russia at the 2018 WTA Qatar Open in Doha, Qatar, on Feb. 11, 2018. Duan Yingying won 2-1 to enter the main draw. (Xinhua/Nikku)