In a stunning upset, teenager Linda Noskova eliminated world number one Iga Swiatek from the Australian Open in the third round.
Top seed Iga Swiatek was forced to dig deep to get past Danielle Collins on Thursday's action in the Australian Open.
Iga Swiatek emerged victorious in the clash of grand slam champions as she defeated Sofia Kenin to secure her place in the second round of the Australian Open.
The 2023 season was another year for Iga Swiatek to remember as she continued on the path to greatness.
Iga Swiatek took less than an hour to regain her world number one spot after sweeping aside Jessica Pegula 6-1 6-0 in the final of the WTA Finals in Cancun.
World number two Iga Swiatek and world number three Coco Gauff both secured their spots in the semi-finals of the WTA Finals in Cancun, Mexico.