PERTH—Iga Swiatek romped to an emphatic victory in her season-opening match at the United Cup Monday, but Stefanos Tsitsipas ...

Iga Swiatek stormed to a commanding victory in her season opener at the United Cup on Monday, while Stefanos Tsitsipas ...

Iga Swiatek romped to an emphatic victory in her season-opening match at the United Cup Monday, but Stefanos Tsitsipas crashed as Kazakhstan upset Greece to make the knockout round of the mixed-team ...

Day 6 of the United Cup will mark the start of the quarterfinals, and the conclusion of the group stage as well. The quarterfinalists in Perth are locked in.

Katie Boulter and Charles Broom clawed past Maria Lourdes Carle and Tomas Martin Etcheverry 7-6(4), 7-5 on Monday in Sydney ...