Eight-time Dubai Duty Free Tennis Championships winner Roger Federer is through to the semi-finals of the ATP Finals.
He beat Novak Djokovic in a pulsating round-robin encounter at the O2 Arena in London on Thursday night.
The 6-4, 6-3 win means that the Serb is now eliminated from the season-ending tournament.
It also means that Rafael Nadal will finish the year as the top-ranked male tennis player in the world.


Sabalenka withdraws from Stuttgart Open due to injury
Brazil's Cardoso first bowler to take 9 wickets in a T20 international
Atletico beat 10-man Barca as PSG defeat Liverpool
UAE Team Emirates-XRG claim second place on stage 3 of Itzulia Basque Country
Home hero Vacherot thrilled to beat Musetti in Monte Carlo
