Ten seeded players were in action during the Cincinnati Open quarterfinals Aug. 15. Here's how the action unfolded in Mason.

Aryna Sabalenka became the second player to cause a stir with their choice of water bottle at the Cincinnati Open. Earlier this week, Carlos Alcaraz got into an argument with chair umpire Greg Allensworth when he was told off for drinking from reusable Evian bottles,

Aryna Sabalenka is the world's top-ranked female tennis player, but the 27-year-old admitted to a "weakness" that might have her coaches scratching their heads.

World No. 1 and defending Cincinnati Open champion Aryna Sabalenka beat Emma Raducanu in one of the longest matches in tournament history Aug. 11.