On Monday night, Iga Swiatek won the Cincinnati Open. On Tuesday, she played two U.S. Open doubles matches in New York City.

Former world number one Renae Stubbs believes tennis ‘needs’ a commissioner after the decision to play the Cincinnati Masters ...

Iga Swiatek shrugged off lingering weariness to partner Casper Ruud to back-to-back victories in the revamped mixed doubles competition at the US Open on Tuesday.

Venus Williams showed that her serve knows no age, but she and teammate Reilly Opelka lost their first-round match in the U.S ...