Roger Federer claims victory at ATP Dubai Duty Free Tennis Championships 2019

Roger Federer of Switzerland serves during the singles final match between Roger Federer of Switzerland and Stefanos Tsitsipas of Greece at the ATP Dubai Duty Free Tennis Championships 2019 in Dubai, the United Arab Emirates, March 2, 2019. Roger Federer won 2-0 and claimed the title. (Xinhua/Mahmoud Khaled)