Jannik Sinner got his title defence at the ATP Finals off to a solid start in front of his home fans with a 7-5, 6-1 win over Felix Auger-Aliassime on Monday.

To also claim the year-end No 1 ranking, Sinner needs to win the season-ending event for the top eight players and hope Carlos Alcaraz doesn't reach the final.

No 8 ranked Auger-Aliassime appeared slowed by a left calf issue and was twice treated by the physio during the second set.

Sinner won the title in Turin last year without dropping a set and hasn't lost at the event since the 2023 final to Novak Djokovic.

This also marks Sinner's fourth win over Auger-Aliassime this year, including a U.S. Open semi-final and the recent Paris Masters final.

Sinner and Alexander Zverev lead the Bjorn Borg group currently with one win each a

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