Day 6: Nadal v Ferrer

Sue Barker hosts live coverage from the ATP World Tour Finals in London as the round-robin phase concludes. The tournament is the climax of the 2015 season and features the world's top eight players. Novak Djokovic and Roger Federer have shared the last five titles between them, but could there be a new name on the trophy this year?

With commentary by Andrew Castle and Tim Henman.