Here is all you need to know.
When and where is the match?
The ATP Finals match between Djokovic and Zverev is on 20 November at The O2 Arena in London. The match gets underway at 2pm local time.
ATP Finals: Djokovic thrashes debutant Schwartzman
ATP Finals: Nadal off to flying start with win over Rublev
ATP Finals: Thiem wins three-set battle against Tsitsipa
How can I watch on TV and online?
The competition is available live on Amazon Prime, BBC Two, BBC iPlayer, BBC Sport website and mobile app.
When are the matches?
Sunday 15 November
Thiem def. Tsitsipas 7-6 4-6 6-3
Nadal def. Rublev 6-3 6-4
Monday 16 November
Djokovic def. Schwartzman 6-3 6-2
Medvedev def. Zverev 6-3 6-4
Tuesday 17 November
Thiem def. Nadal 7-6 7-6
Tsitsipas def. Rublev 6-1 4-6 7-6
Wednesday 18 November
Zverev def. Schwartzman 6-3 4-6 6-3
Medvedev def. Djokovic 6-3 6-3
Thursday 19 November
Rublev def. Thiem 6-2 7-5
Nadal def. Tsitsipas 6-4 4-6 6-2
Friday 20 November
Djokovic def. Zverev 6-3 7-6
Medvedev def. Schwartzman 6-3 6-3
Saturday 21 November – semi-finals
2pm-4.30pm: BBC Two, BBC iPlayer, BBC Sport website and mobile app
8pm-11pm: Amazon Prime
Sunday 22 November – finals
6pm-9pm: Amazon Prime, BBC Two, BBC iPlayer, BBC Sport website and mobile app.
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