Nearing defeat, Daniil Medvedev suddenly switched tactics at the ATP Finals and collected the biggest title of his career by beating U.S. Open champion Dominic Thiem 4-6, 7-6 (2), 6-4 on Sunday.

Tennis Australia says the dates for next year’s Australian Open in Melbourne should be known within two weeks.

Instead of No. 1 Novak Djokovic vs. No. 2 Rafael Nadal for the ATP Finals trophy, it’ll be No. 3 Dominic Thiem against No. 4 Daniil Medvedev.

Rafael Nadal advanced to the semifinals at the ATP Finals for the first time in five years and knocked out the defending champion in the process, beating Stefanos Tsitsipas 6-4, 4-6, 6-2 Thursday at the O2 Arena.

Alexander Zverev kept his tournament hopes alive with a 6-3, 4-6, 6-3 victory over Diego Schwartzman on Wednesday at the season-ending ATP Finals.

Novak Djokovic overcame an early break to beat Diego Schwartzman 6-3, 6-2 Monday at the season-ending ATP Finals in an empty O2 Arena. The top-ranked Djokovic has won the tournament five times — one short of Roger Federer's record.

Dominic Thiem made sure this year's ATP Finals didn't begin the same way last year's ended. Thiem outlasted Stefanos Tsitsipas in a rematch of the 2019 final, beating the defending champion 7-6 (5), 4-6, 6-3 Sunday in the opening singles match of the tournament inside a largely empty O2 Arena.

The Australian Open and all the regular regional leadup tournaments for the season’s first tennis major are set to be staged in Melbourne in January, with organizing aiming to minimize risks for players travelling and quarantining during the COVID-19 pandemic.

Aryna Sabalenka beat Elise Mertens 7-5, 6-2 to win the season-ending Upper Austria Ladies Linz on Sunday for her third title of the season.

Vancouver's Vasek Pospisil has fallen one win short of capturing his first career ATP Tour title. The 30-year-old Pospisil lost 6-4, 3-6, 7-6, to 19-year-old Italian Jannik Sinner in the final of the Sofia Open indoor hardcourt tournament on Saturday.

German tennis player Alexander Zverev gave a more detailed denial of domestic abuse allegations made by a former girlfriend, saying Friday “that's not who I am.”

Vancouver's Vasek Pospisil advanced to the semifinals of the Sofia Open indoor hardcourt tennis tournament with a 6-3, 6-2 win over sixth-seed John Millman on Thursday.

Felix Auger-Aliassime became the second highly seeded Canadian to make an early exit from the Sofia Open after falling to Italy's Salvatore Caruso in second-round action Wednesday.

The 20-year-old from Mississauga, Ont., hasn't played a competitive match since suffering a knee injury just over a year ago at the WTA Finals in China.

Vancouver's Vasek Pospisil advanced to the second round of the Sofia Open with a 6-2, 5-7, 7-6 (5) win over Ukraine's Illya Marchenko on Monday.

Canada's Felix Auger-Aliassime and Poland's Hubert Hurkacz defeated Brazil's Bruno Soares and Croatia's Mate Pavic 6-7 (3), 7-6 (7), 10-2 on Sunday to win the men's doubles title at the Paris Masters.

Daniil Medvedev reached the Paris Masters final for the first time after beating Milos Raonic 6-4, 7-6 (4) in a contest between big servers on Saturday.

Canadian tennis star Felix Auger-Aliassime is parting ways with longtime coach Guillaume Marx. The 20-year-old from Montreal made the announcement Thursday on his Twitter feed.

Diego Schwartzman missed securing a place in the season-ending ATP Finals after losing to Daniil Medvedev 6-3, 6-1 in the Paris Masters quarterfinals on Friday. Medvedev next faces 2014 runner-up Milos Raonic, who saved two match points in beating unseeded Frenchman Ugo Humbert 6-3, 3-6, 7-6 (7) in their first meeting.