Top-ranked Jannik Sinner became the first player to advance to the semifinals at the ATP Finals after US Open finalist Taylor Fritz beat Alex de Minaur.

World no. 1 Jannik Sinner secured a place in the ATP Finals semi-final in Turin for the second straight year. The world's best player is the first semi-finalist of this week's premium ATP event, notching two wins and passing the round-robin stage ahead of his first match against Daniil Medvedev.

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.