SYDNEY — Poland reached the United Cup final after Katarzyna Kawa and Jan Zielinski beat Coco Gauff and Christian Harrison 7-6 (5), 7-6 (3) in a mixed doubles decider.
Poland will face Switzerland in Sunday’s final.
Kawa and Zielinski were decisive once again, having won the mixed doubles decider in the quarterfinals against Australia. Six-time Grand Slam singles champion Iga Świątek rushed over to join the celebration.
Earlier, Gauff beat the No. 2-ranked Świątek 6-4, 6-2 to force the decider.
Fourth-ranked Gauff, the French Open champion, evened the matchup at 1-1 after Hubert Hurkacz beat Taylor Fritz 7-6 (1), 7-6 (2) in the singles opener at Ken Rosewall Arena. It was Gauff’s fourth straight victory over Świątek, the Wimbledon champion.
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The Swiss advanced when Belinda Bencic combined with Jakub Paul in the deciding mixed doubles to defeat Belgium’s Elise Mertens and Zizou Bergs 6-3, 0-6, 10-5.
Tournament organizers started play 30 minutes earlier than scheduled with searing temperatures of up to 109 Fahrenheit in the forecast for Sydney.



















