Fans flocked to New York and mixed doubles was the star of the show — but there remains a fundamental flaw with the new-look tournament ...

This wasn’t just a victory for Sara Errani and Andrea Vavassori. Their US Open mixed doubles title also felt like a victory for all doubles tennis players.

Before heading to the US Open, where she was defeated in the round of 16 by Karolina Muchova last year, Paolini discussed her mindset on the court—she is always smiling, no matter the situation. Even ...