Iga Swiatek was Poland's hero in their opening match at the United Cup as the five-time Grand Slam champion won a mixed doubles thriller ... WTA player destroyed Norway's Malene Helgo 6-1 6-0 ...

But a deciding mixed-doubles match that went down to the third set saw Poland eliminate Norway from the United Cup. "It's still the old year, so I'm happy to finish it like that," Swiatek said.

Karolina Muchova got the Czech Republic off to a winning start in Group B on Day 3 of the United Cup ... Norway's Malene Helgø. The former World No.8 then teamed with Tomas Machac to seal a 2-1 win ...

December 30 - Iga Swiatek led Poland to a 2-1 victory in its United Cup opening match on Monday in Sydney, Australia, eliminating Norway from ... In the decisive mixed-doubles match in Group ...

Fritz avenged a men’s singles loss to Félix Auger-Aliassime by partnering Gauff to defeat FAA and Leylah Fernandez in Perth.