ATP No. 1 Jannik Sinner and former Cincinnati Open champion Coco Gauff are in action Aug. 14. Follow live from Mason.

Italy’s Jannik Sinner has a big headache to deal with ahead of the US Open. The 24-year-old is currently taking part in the US Open, where he has cemented his spot in the semifinal after beating Canada’s Felix Auger-Aliassime in straight sets with a score of 6-0,

The two top seeds, Jannik Sinner and Aryna Sabalenka, are both safely through to the quarter-finals after winning yesterday while Carlos Alcaraz also progressed in the early hours. The Italian will now face Canadian Felix Auger-Aliassime tonight for a place in the final four. Elsewhere, Coco Gauff and Jasmine Paolini both play last-16 matches.

The Cincinnati Open organized surprise visits for fans from the game's biggest stars like Aryna Sabalenka and Jannik Sinner. Here's how they did it.

Look, we’ve all seen dominant tennis performances before, but what Jannik Sinner just pulled off at the Cincinnati Open was something else entirely. The world No.

Jannik Sinner and Carlos Alcaraz cruise through at Cincinnati Open as Taylor Fritz knocked out; Aryna Sabalenka and Iga Swiatek advance in womens draw; watch the Cincinnati Open until the finals on Monday,

Ben Shelton chose not to rest, playing in the Canada ATP Tour 1000 tournament and then Cincinnati leading up to the U.S. Open

Jannik Sinner is on a roll at the Cincinnati Open, where he is the defending champion. The world No. 1 is through to the last 16, where he takes on Adrian Mannarino on Wednesday. While Sinner has been letting his tennis do the talking this week, he’s also turning heads with an unusual style choice.