Gauff and Harrison defeated Maria Sakkari and Stefanos Tsitsipas to send the United States into the United Cup semifinal.

Three semifinal matches later, it was joy for Poland and heartbreak for the reigning champions at the United Cup. After ...

Coco Gauff has started a very successful doubles partnership with Christian Harrison. Gauff, who has recently received ...

Coco Gauff and Christian Harrison won their third straight deciding mixed-doubles match to send the defending champion United ...

Coco Gauff showed her ability to dominate and carry a team once again as she helped the US team survive the quarterfinals.

The American outdid the former world No. 1 in the semifinals of the United Cup in Sydney on Saturday night, 6-4, 6-2.

Coco Gauff continues dominance of Iga Swiatek - but then loses in doubles as defending United Cup champions USA knocked out ...

The Americans rallied from a set down in the decisive mixed doubles match against Sakkari/Tsitsipas to maintain their title defense hopes.

Coco Gauff says she is "looking forward" to possibly clashing Iga Swiatek at the United Cup as the American tennis star is ...

Coco Gauff is once again enjoying her time at the United Cup, having just helped the USA reach the quarterfinals. Gauff was ...