Coco Gauff and Iga Swiatek will battle for United Cup glory after the USA and Poland won their respective semi-finals on Saturday in Sydney amid bizarre circumstances.

Poland marched into a second successive final at the United Cup mixed team tennis tournament on Saturday with a convincing 2-0 victory over Kazakhstan after Hubert Hurkacz and Iga Swiatek won their singles matches.

Iga Swiatek secured a major victory over Elena Rybakina, 7-6(5), 6-4, to send Poland into another United Cup final. The Polish star excelled in key moments, avenging her losses to the 2022 Wimbledon champion,

Five-time Grand Slam champion Iga Swiatek beat Elena Rybakina in straight sets to take Poland into the final of the mixed-teams United Cup on Saturday with victory over Kazakhstan.

Former champions the United States returned to the final of the United Cup mixed team tournament with a fortuitous victory over the Czech Republic on Saturday and set up a title clash with Poland, who hammered Kazakhstan.

Iga Swiatek sent Poland soaring into their second straight United Cup final by battling past one of her most challenging rivals in their semifinal tie in Sydney on Saturday.