Iga Świątek dealt a straight-sets blow to Emma Navarro to reach the semifinals at the Australian Open, setting up a clash with Madison Keys.

Iga Świątek's run hasn't been without controversy, including one call in her quarter-final win over Emma Navarro that left the tennis world scratching their heads.

A clash between the eighth and ninth seed, it was anyone’s guess who would win. It was to be Emma Navarro, who would defeat Daria Kasatkina 6-4, 5-7, 7-5 in the last 16 of the Australian

The Australian Open bottom half will finalize its semifinalists on Wednesday, with Iga Swiatek taking on Emma Navarro, while Madison Keys faces Elina Svitolina in Melbourne.

World No. 2 Iga Świątek defeated American Emma Navarro to advance to the semifinals of the Grand Slam tennis tournament in Melbourne. Her next opponent will be fellow American Madison Keys.

A missed double-bounce call, an unseeded Italian hits one of the shots of his life and an all-Australian final is locked in. Here are five quick hits from day 11 of the Australian Open.

Iga Świątek has been bundled out of the Australian Open in the semi-finals at the hands of Madison Keys. The Polish star suffered a shock 5-7 6-1 7-6(8) loss to the American, who reached her second career grand slam final.

January 21 and 22 are special dates in Poland, celebrating Grandmothers' and Grandfathers' Day. Iga Świątek, Poland’s top tennis star, made sure to honor the occasion.

MELBOURNE, Australia (AP) — Madison Keys upsets No. 2 Iga Swiatek in a third-set tiebreaker to reach her first Australian Open final. Hope for an All-American semifinal was dashed after five-time Grand Slam winner Iga Swiatek beat Emma Navarro on Wednesday.

Aryna Sabalenka and Iga Swiatek are clear favourites to win their respective semi-finals on Thursday and set up a blockbuster Australian Open title decider.

Swiatek reacts to the double bounce controversy that happened during her Australian Open match against Navaro.