The world No 1 Jannik Sinner has ruled himself out of the US Open, saying he will not compete at the grand slam event due to a persistent knee injury

The world No. 1 has been managing the injury since Wimbledon.

Aug 21 : World number one Jannik Sinner has withdrawn from the U.S. Open due to a persistent right knee injury, the Italian said on Friday, depriving the season's final Grand Slam…

World No. 1 men’s tennis player Jannik Sinner, who hasn't played since winning Wimbledon in July, will miss the US Open.