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.

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.

Former Wimbledon champion Elena Rybakina joined Swiatek in the last 16 with a 6-3 6-4 win over Dayana Yastremska, but only after receiving treatment on her back, while eighth seed Emma Navarro and ninth seed Daria Kasatkina also advanced.

Daniil Medvedev’s meltdown and Danielle Collins’s squabble with the Aussie fans made headlines, while Aryna Sabalenka and Iga Świątek keep rolling.

American Taylor Fritz dispatched Cristian Garín of Chile ... but could not fend off a ferocious Tien. Świątek is a five-time Grand Slam champion with four French Open wins and the 2022 U.S ...

No. 2 seed Iga Świątek had an easy time advancing to the fourth round of the Australian Open with a 6-1, 6-0 win over Emma Raducanu on Saturday. The match was expected to be competitive as it ...

Iga Świątek's run hasn't been without controversy, including one call in her quarter-final win over Emma Navarro that left the tennis world scratching their heads.

LAS VEGAS (AP) — Top-ranked Jannik Sinner will face No. 2 Alexander Zverev and women's No. 1 Aryna Sabalenka will play former No. 1 Naomi Osaka in exhibition matches March 1-2 in Las Vegas. The women will compete March 1 and the men will be the next day. Fourth-ranked Taylor Fritz will play No. 9 Tommy Paul on March 2 as well.

Reputation (Taylor's Version) could be coming in the Year of the Snake if the eagle-eyed fans' speculation proves true. 2024 WNBA Rookie of the Year Caitlin Clark surprised Travis Kelce by ...

"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.

Iga Swiatek demolished Emma Raducanu on Saturday to sweep into the last 16 of the Australian Open as 38-year-old Frenchman Gael Monfils stunned fourth seed Taylor Fritz.

More remarkably: Djokovic has now advanced to his fiftieth major semifinal, after beating Alcaraz in a grueling four-set match that went to about 1:00 am local time in Melbourne. That number sets yet another Djokovic record in men’s tennis, further cementing the athlete’s legendary status.