Iga Swiatek refused to reveal what she spoke to Katie Boulter about following their three-hour thriller at the United Cup. The British No. 1 caused all sorts of trouble for the five-time Major winner as they faced off in the second match of the Poland vs GB quarter-final but Swiatek still came out on top.

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.

Poland returned to the semi-finals of the United Cup mixed team tournament for a third successive year after hard-fought singles victories in Sydney handed them an unassailable 2-0 lead over Britain on Thursday.

World No.2 Iga Swiatek notched a hard-fought 6-3, 6-4 victory over the Czech Republic's Karolina Muchova at the United Cup in Sydney on New Year’s Day and Poland secured a 2-1 victory to finish atop Group B.

Five-time Grand Slam winner Swiatek was on court for the first time since she served a one-month ban for a doping violation. Read more at straitstimes.com.

British No. 1 Katie Boulter secured Great Britain a quarterfinals spot in the United Cup with a 6-2, 6-1 straight-set victory over Australia's Olivia Gadecki.

After their win over Argentina in the team competition on Monday, Britain knew one straight-sets success from three rubbers in Sydney would be enough to see them top the group. And Katie Boulter duly obliged,

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Katie Boulter takes Iga Swiatek to the limit as Great Britain exit United Cup - The British number one had a break point at 4-4 in the deciding set against Poland’s five-time grand slam winner.