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

Jannik Sinner ignored a mid-match rain interruption lasting nearly three hours as he booked his quarter-final spot at the ATP-WTA Cincinnati Open with a 6-4, 7-6 (7/4) victory over Adrian Mannarino.

That player is world number 77 Anna Blinkova, the former junior Grand Slam finalist who is winless in her seven main draw appearances at the US Open. Blinkova reached the final of the Wimbledon girls’ ...