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 over Elina Svitolina of Ukraine.

Aryna Sabalenka’s bid for a third consecutive Australian Open championship will continue after she got past Anastasia Pavlyuchenkova 2-6, 6-2, 6-3 in a surprisingly difficult quarterfinal

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.

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,