The Madison Keys who will play two-time defending champion Aryna Sabalenka for the title at the Australian Open on Saturday night is not the same Madison Keys who was the runner-up at the U.S. Open back in 2017,

MELBOURNE, Australia — Aryna Sabalenka continued her charge towards a third-straight Australian Open title by overwhelming her “soulmate” Paula Badosa 6-4, 6-2 in Thursday evening’s semifinal.

Yes, Aryna Sabalenka is the heavy favorite to win her third straight Australian Open title, but Madison Keys is playing lights-out tennis. Here's why she can pull off the upset.