It's an up-and-down day for favorites and the husband-and-wife duo of Gaël Monfils and Elina Svitolina wo their singles matches.

Poland's top tennis player, Iga Świątek, defeated Germany’s Eva Lys 6–0, 6–1 in the round of 16 at the Australian Open, easily advancing to the quarterfinals of the Grand Slam tournament in Melbourne.

The final match of the day saw American Learner Tien, playing in his first major outside of the U.S. Open, upset No. 5 seed Daniil Medvedev in a five-set classic, 6-3, 7-6, 6-7, 1-6, 7-6, that ended at 2:54 a.m. local time. Medvedev had reached three of the past four Australian Open finals, but could not fend off a ferocious Tien.

On Monday, January 20, 2025, the world number two Iga Świątek met the German Lucky Loser Eva Lys in the round of 16 of the Australian Open but it was a one sided affair in truth. Lys, who advanced

"The World Anti-Doping Agency (WADA) confirms that following a thorough review, it will not lodge an appeal to the Court of Arbitration for Sport (CAS) in the case of Polish tennis player, Iga Świątek, who tested positive for trimetazidine (TMZ), a prohibited substance, in August 2024," the WADA said in a statement.

Alex de Minaur is looking to advance to the quarterfinals of the Australian Open, but faces young American Alex Michelsen who has already defeated two top-20 opponents. Follow live.Novak Djokovic reportedly "acknowledges" the public apology made to him by Channel Nine broadcaster Tony Jones,

The 19-year-old American Learner Tien secured the biggest win of his young career in taking down No. 5 Daniil Medvedev

Poland’s Iga Świątek has entered the third round of the women’s singles competition at the Australian Open Grand Slam tennis tournament in Melbourne.

Novak Djokovic "acknowledges" the public apology made to him by Channel Nine broadcaster Tony Jones, according to Tennis Australia. Follow live.

Follow Mail Sport's live blog for the latest score, and game-by-game updates as Eva Lys and Iga Swiatek square off beofre Alex de Minaur takes on American star Alex Michelsen.