Novak Djokovic of Serbia celebrates after winning the men's singles semifinal match against Rodger Federer of Switzerland at the Australian Open tennis tournament in Melbourne, Australia on Jan. 30, 2020. (Xinhua/Zhu Wei)
Xinhua Photos of the day (Jan. 31)
Source: Xinhua| 2020-01-31 13:22:54|Editor: huaxia
