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.

Poland secured the win in the 2025 United Cup earlier on Thursday afternoon as they saw off Great Britain. One tie stood out in particular and it was more the loser than the winner that emerged full of credit being Katie Boulter as she lost narrowly 6-7,

The British number one had a break point at 4-4 in the deciding set against Poland’s five-time grand slam winner.

Iga Swiatek battles through exhaustion to secure a crucial win for Poland at the United Cup, advancing to the semifinals where she’ll face Kazakhstan.

British No 1 Katie Boulter came agonisingly close to a career-defining victory before falling to world No 2 Iga Swiatek in an epic United Cup quarter-final clash in Sydney. The British hopeful pushed the five-time Grand Slam champion to the limit in a thrilling contest that stretched just short of three hours.