Coco Gauff overcame second-ranked Iga Swiatek 6-4, 6-4 in the opening singles of the United Cup mixed teams tennis event and the United States went on to win the final by beating Poland 2-0. Taylor Fritz beat Hubert Hurkacz 6-4,

Coco Gauff roared past Iga Swiatek to inspire team USA Sunday before Taylor Fritz sealed the United Cup title with victory over Poland's Hubert Hurkacz in Sydney.

Coco Gauff has just clinched back-to-back wins over Iga Swiatek for the first time in her career after beating the world No. 2 6-4 6-4 in the opening match of the United States and Poland final at the United Cup.