Jannik Sinner will face his trickiest test yet at the Australian Open when the defending champion battles Dane Holger Rune in the fourth round on Monday, while five-times Grand Slam winner Iga Swiatek will be the heavy favourite against lucky loser Eva Lys.

Emma Raducanu suffered the joint-heaviest defeat of her career as second seed Iga Swiatek demonstrated her superiority in a one-sided Australian Open

It was a year of frequent coaching changes for Raducanu. Having won the U.S. Open with Andrew Richardson, she replaced him with Torben Beltz just two months after winning the title. By April 2022, Beltz was out and Dimitry Tursunov, who had worked with Annett Kontaveit while she reached No. 2 in the world, was in.

Jannik Sinner will face his trickiest test yet at the Australian Open when the defending champion battles Dane Holger Rune in the fourth round on Monday, while five-times Grand Slam winner Iga Swiatek will be the heavy favourite against lucky loser Eva Lys.

Recap, highlights, and quotes from Iga Swiatek's win over Emma Raducanu in the third round of the Australian Open.

Emma Raducanu's Australian Open run came to an abrupt end on Saturday, the Briton totally outclassed by world No. 2 Iga Swiatek.

MELBOURNE: Defending champion Jannik Sinner raced to victory at the Australian Open on Saturday to sweep into the last 16 as Iga Swiatek demolished Emma Raducanu. Also into the second week is 38-year-old Gael Monfils after he stunned fourth seed Taylor Fritz - with the veteran's wife Elina Svitolina also enjoying a shock win immediately after on