# Tennis: World number one Jannik Sinner has withdrawn from the Cincinnati Open due to a right knee injury, raising concerns over his fitness ahead of the US Open, which starts on the 30th. The Italian has not competed since capturing his second straight Wimbledon title last month. Sinner says he is focused on getting ready for the last Grand Slam tournament of the year. The Cincinnati Open’s main draw begins on Thursday with Germany’s Alexander Zverev and Serbia’s Novak Djokovic among the stars in action.
Tennis: Sinner withdraws from the Cincinnati Open due to injury