Join Tanya Aldred for updates as Jannik Sinner looks to complete a sweep of his group by beating Daniil Medvedev.   21:47 And with Sinner safely through to the semi-finals, to the delight of the home crowd,

Jannik Sinner completed a perfect round-robin campaign with a 6-3 6-4 win over Daniil Medvedev at the ATP Finals. The world No. 1 will now enter the final four.

Taylor Fritz, the U.S. Open finalist who lost to Sinner in New York, was also drawn in the Italian’s group alongside Australian Alex De Minaur, making his ATP Tour Finals debut; Casper Ruud and Andrey Rublev, who qualified as world No. 9 after Novak Djokovic withdrew, rounded out the second group.