London (AFP)

Ten-time Masters Tennis finalist Roger Federer (N.3) of Switzerland was unable to beat Greece's Stefanos Tsitsipas (N.6), a 17-year-old, who lost 6-3, 6-4 in the semi-finals. -final, Saturday in London.

Tsitsipas will face Sunday the winner of the other semifinal against the German title holder Alexander Zverev (N.7) to the Austrian Dominic Thiem (N.5) in the evening.

© 2019 AFP