Jannik Sinner avenged his defeat to Ben Shelton in the fourth round of last year’s Shanghai Masters with a 6-4, 7-6 (1) to spoil the 22-year-old American’s birthday.

Jannik Sinner avenged his defeat to Ben Shelton at last year's Shanghai Masters with a 6-4, 7-6 (1) victory to spoil the American's 22nd birthday.

World No. 1 Jannik Sinner completed his revenge over Ben Shelton in the fourth round while Carlos Alcaraz defeated Gael Monfils in a pulsating match. Novak Djokovic eased into the last-eight for the 10th time in Shanghai.