Iga Swiatek powers Poland past Kazakhstan to set up a United Cup final against the United States following their victory over the Czech Republic.

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.

The United States have won the United Cup for the second time after defeating Poland in the final on Sunday. Coco Gauff began in style in Sydney with a 6-4, 6-4 win over world number two Iga Swiatek,