Kazakhstan, Poland, Czech Republic and Netherlands were the first winners as group play at the 2025 Billie Jean King Cup ...

Marta Kostyuk closed out her third-round win at the Miami Open with one of the most unexpected shots of the season -- an underarm ace.

The iconic indoor clay of the Porsche-Arena is calling: here are the facts and storylines you need to know from the WTA 500 Porsche Tennis Grand Prix in Stuttgart.