Keys, the No. 19 seed and a two-time semifinalist at Melbourne Park, had won the first set. But Rybakina, who like Keys is a precise winner machine when she is playing the tennis she wants to play, had taken the second by seizing the initiative and playing on her front foot. Halfway to the finish, Keys had become a passive counterpuncher.

Madison Keys is back into the Australian Open semifinals for a third time after her 3-6, 6-3, 6-4 win Wednesday over Elina Svitolina of Ukraine.

Iga Swiatek is dominating her Australian Open opponents the way no one has at Melbourne Park since Maria Sharapova in 2013. Swiatek's latest lopsided win came via a 6-1, 6-2 scoreline in the quarterfinals against No.

Madison Keys is back into the Australian Open semifinals for a third time after her 3-6, 6-3, 6-4 win Wednesday over Elina Svitolina of Ukraine. The 29-year-old Keys is on a 10-match winning streak after warming up for the year's first major with a title at Adelaide, where she beat fellow American Jessica Pegula in the final.

Andy Schooler previews the women's semi-final action at the Australian Open on Thursday, including Madison Keys v Iga Swiatek.

World No.2 Iga Swiatek powered past No.8 Emma Navarro at the Australian Open to advance to her first Grand Slam semifinal since Roland Garros.

Iga Swiatek booked her second Australian Open semi-final with another spectacular display on Wednesday while Americans reached the last four of the men's and women's singles at Melbourne Park for the first time in 16 years.

Iga Swiatek’s latest lopsided win at the Australian Open came via a 6-1, 6-2 score in the quarterfinals against No. 8 seed Emma Navarro on Wednesday. The No. 2-seeded Swiatek not only has not dropped a set so far in the tournament,

Iga Swiatek advances to the Australian Open semi-finals, maintaining impressive form, having dropped just 14 games in the tournament so far. The World No. 2 faces American Madison Keys, who seeks her first finals appearance in Melbourne.