American Madison Keys stunned world No. 2 Iga Świątek in an all-time Australian Open classic, coming from a set down to win 5-7, 6-1, 7-6(8) and set up a final showdown against Aryna Sabalenka.

The mantle of world No.1 in tennis is something every player aspires for but few ever achieve. When it comes to women's singles, Serena Williams dominated for years, although younger players have since emerged to stake their claim for the crown.

Madison Keys will face world number one Aryna Sabalenka in the Australian Open final after a stunning upset win over second seed Iga Świątek.

Madison Keys wrote three short words on the camera lens after her victory against Iga Świątek at the Australian Open: “Oh my god.”

American Madison Keys stunned world No. 2 Iga Świątek in an all-time Australian ... title after beating No. 11 seed and close friend Paula Badosa 6-4, 6-2 in Thursday’s first semifinal.

Sabalenka, meanwhile, won against her good friend, Spaniard Paula Badosa, in her own semi-final earlier in the night. American tennis player Madison Keys has reached her first Australian Open decider, saving a match point before completing a stunning upset of second seed Iga Świątek in a gripping semi-final battle.

World No. 2 Iga Świątek fell to American Madison Keys in a thrilling semifinal at the Australian Open, losing 7-5, 1-6, 6-7 (8-10).

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Madison Keys pulled off a stunning victory, while Jannik Sinner charged to a convincing title defense. Plus, Paula Badosa and Ben Shelton impressed Down Under.

An American woman is a champion once again. After having to face the two best players in the world -- Iga Switaek and Aryna Sabalenka -- Madison Keys has claimed her first Grand Slam title at the Australian Open. Keys outlasted Sabalenka in the final on Saturday over three sets to accomplish the feat.