Opis:

(190120) -- MELBOURNE, Jan. 20, 2019 (Xinhua) -- Stefanos Tsitsipas of Greece returns the ball during the men's singles 4th round match against Roger Federer of Switzerland at the Australian Open in Melbourne, Australia, Jan. 20, 2019. (Xinhua/Lui Siu Wai) - lvxiaowei -//CHINENOUVELLE_13.600/Credit:CHINE NOUVELLE/SIPA/1901201545 20.01.2019 Melbourne Tenis Australian Open Xinhua / SIPA / PressFocus POLAND ONLY!!