Defending Champion Jannik Sinner Out Of Shanghai Masters With Leg Injury

Defending champion Jannik Sinner retired on Sunday from the Shanghai Masters after suffering from cramps in his third-round match against the Netherlands' Tallon Griekspoor.

Defending champion Jannik Sinner retired on Sunday from the Shanghai Masters after suffering from cramps in his third-round match against the Netherlands' Tallon Griekspoor.