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.

No. 19 seed Madison Keys of the U.S. takes on No. 2 seed Iga Swiatek of Poland in a women's semifinal match on Thursday. Check out all the info.

Iga Swiatek continued her run through the Australian Open on Wednesday, cruising past Emma Navarro to reach the semifinals, where she will meet Madison Keys.

American tennis player Madison Keys seeks a fourth straight win over a seeded opponent at the Australian Open, when she takes on No. 2 Iga Swiatek in Thursday’s semifinal round.

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 has come in the quarterfinals against Emma Navarro MELBOURNE, Australia — Iga Swiatek is dominating her Australian Open opponents the way no one has at Melbourne Park since Maria Sharapova in 2013.

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.