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.

TURIN, Italy — Top-ranked Jannik Sinner became the first player to advance to the semifinals at the ATP Finals on Thursday. Sinner was assured of a spot in the last four after U.S. Open finalist Taylor Fritz beat Alex de Minaur 5-7, 6-4, 6-3 in their group.

The seven-time ATP Finals champion Novak Djokovic will not compete in Turin next week, skipping the premium ATP event. Unlike the veteran, last year's finalist Jannik Sinner is eager to embrace battles against the world's best players,

Buonasera! And welcome to our coverage of the ATP Finals group match between Jannik Sinner and Taylor Fritz, which wraps up the action on day three after a transformed Daniil Medv

Jannik Sinner and Carlos Alcaraz are poised to add another entry into their rapidly developing rivalry when the ATP Finals open Sunday without any members of the Big Three for the first time in nearly a quarter century.

Jannik Sinner hit the accelerator at the end of each set as he cruised past Taylor Fritz 6-4, 6-4 on Tuesday to close in on a semi-final spot at the ATP Finals in Turin.

Jannik Sinner's form showed no sign of waning after he turned on the style in front of his home fans to trounce Taylor Fritz 6-4, 6-4 at the ATP Finals on Tuesday.

Jannik Sinner defeated Taylor Fritz in the Group Stage of the ATP Finals in Turin, Italy. / Robert Deutsch-Imagn Images It has been just over two months since Jannik Sinner defeated Taylor Fritz in the US Open finals.

Jannik Sinner has continued his hot start to the ATP Finals with a straight sets win against Taylor Fritz in a rematch of the US Open final.