Sinner set to miss US Open with knee injury

JANNIK SINNER’S US Open hopes came crashing down today after he revealed he would miss the tournament due to a right knee injury. The world number one has not played a match since beating Alexander Zverev last month to successfully defend his Wimbledon title, missing the Masters 1000 events in Canada and Cincinnati. The news comes a day after his great rival Carlos Alcaraz, who the Italian lost to in the final in New York 12 months ago, revealed he will make his comeback from four months out…