Stefanos Tsitsipas and Dominic Thiem will vie for one of the most prestigious titles in tennis at the ATP Finals on Sunday.
Roger Federer has said he is happy how he has played this season and is "excited" for 2020 when he will turn 39.
Greek debutant Stefanos Tsitsipas caused a major shock by ending Roger Federer's chances of landing a record-extending seventh ATP Finals to reach Sunday's showpiece.
Dominic Thiem defeated defending champion Alexander Zverev to reach the final of the ATP Finals for the first time in his career.
Dominic Thiem faces Stefanos Tsitsipas in the final of the ATP Finals at London's O2 Arena.
Former world No 4 and Wimbledon runner-up Tomas Berdych has announced his retirement from tennis.
Rafael Nadal missed out on reaching the semi-finals of the ATP Finals despite battling back from a set down for the second match in a row to beat Stefanos Tsitsipas.
Defending champion Alexander Zverev defeated Daniil Medvedev to reach the semi-finals of the ATP Finals at the expense of year-end world No 1 Rafael Nadal.
Stefanos Tsitsipas defeats Roger Federer to reach the final of the season-ending ATP Finals on his first appearance at the O2 Arena in London.
Roger Federer joked that his haircut keeps him looking young at the age of 38 after he put on a tennis clinic to defeat Novak Djokovic at the ATP Finals on Thursday.
Novak Djokovic expects to play at next week’s Davis Cup finals despite suffering “sharp pain” in his elbow during his defeat against Roger Federer at the ATP Finals.
Roger Federer gained sweet revenge over Novak Djokovic for his Wimbledon final defeat in their winner-takes-all clash at the ATP Finals at London's O2 Arena.
Matteo Berrettini became the first Italian to win a singles match at the ATP Finals with a straight-sets victory over Dominic Thiem in Group Bjorn Borg.
Roger Federer defeats Novak Djokovic to reach the semi-finals of the ATP Finals in London.
We look back at some classic matches between Novak Djokovic and Roger Federer ahead of their ATP Finals showdown on Thursday night at London's O2.
Stefanos Tsitsipas got the better of defending ATP Finals champion Alexander Zverev yet again as the Greek star rubber-stamped his spot in the semi-finals on Wednesday.
Rafael Nadal saved a match point and came storming back from 5-1 down in the deciding set to beat Daniil Medvedev at the ATP Finals.
Andy Murray has backed Great Britain to get out of their group when they travel to Madrid for the revamped Davis Cup.
Dominic Thiem produced a unique brand of tennis to put a major dent in Novak Djokovic's hopes of ending the year as world No 1 in an ATP Finals classic.
Roger Federer is “excited” to face Novak Djokovic and is eager to gain some “more information” on his opponent on Tuesday night.
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