Tomas Berdych of Czech Republic returns the ball during the singles quarterfinal match against Pierre-Hugues Herbert of France at the ATP Qatar Open tennis tournament in Doha, capital of Qatar, Jan. 3, 2019. (Xinhua/ Nikku)
Djokovic back from one set down to reach Qatar Open semifinals
Source: Xinhua| 2019-01-04 08:30:36|Editor: Li Xia