He’s got a huge lead atop the rankings, is on an 11-match winning, has won 26 of his last 27 matches and has a 70-6 record overall this year.In matches against No. 9 Alex de Minaur, No. 4 Fritz, No. 5 Daniil Medvedev in the group stage;

World No. 1 Jannik Sinner defeated American Taylor Fritz 6-4, 6-4 to win the ATP Finals in Turin, Italy, on Sunday, claiming the trophy for the first time on home soil.

It only made sense that Jannik Sinner's breakout year ended with a celebration in Turin, Italy. The Italian superstar won his first two Grand Slams this year and completed the season by winning the ATP Finals title. He is the first Italian to win the year-end tournament.