Nick Kyrgios says he’s not fit enough to play singles at the Australian Open but will compete in doubles with his good mate Thanasi Kokkinakis at Melbourne Park.

The French Open is entering a new era this year now that Rafael Nadal has retired.

Exchanging smiles, laughs and flashy shots, Novak Djokovic and Nick Kyrgios have teamed up in doubles as they both returned to the court in preparation for the Australian Open.

Top-ranked Jannik Sinner and Matteo Berrettini won their singles matches to lift defending champion Italy past Australia 2-0 and back into the Davis Cup final.

No. 1-ranked Jannik Sinner has led defending champion Italy to a comeback victory over Argentina for a return to the Davis Cup semifinals.

American pair Taylor Fritz and Ben Shelton have edged Carlos Alcaraz and Alexander Zverev in doubles to tie the Laver Cup after the first day in Berlin.

The women’s and men’s professional tennis tours have introduced new scheduling guidelines to prevent matches from starting after 11 p.m. except with approval and recommending a 6:30 p.m. start for night sessions at tournaments.

Novak Djokovic was tested by 61st-ranked Tomas Martin Etcheverry in a 7-6 (5), 6-2 opening win at the Italian Open.

Andy Murray was pleased with the result but not happy about the circumstances after finishing an Australian Open victory after 4 a.m. His marathon raised anew the issue that tennis has shown it is that rare sport where folks sometimes need to play all night.

Andy Murray and Thanasi Kokkinakis have played deep into the night at the Australian Open until Murray emerged with a five-set victory that ended just after 4 a.m. They began playing on Thursday and finished on Friday at Margaret Court Arena before hundreds of enthusiastic spectators who remained.

Andy Murray tries to back up his first-round victory over Matteo Berrettini by winning again and earning a trip to the third round of the Australian Open for the first time since 2017.

Canada has won its first Davis Cup tennis title, beating Australia behind victories from Denis Shapovalov and Felix Auger-Aliassime.

Two-time Wimbledon champion Andy Murray has lost in the second round to big-serving American John Isner.

Fifth-seeded Carlos Alcaraz advanced to the third round at Wimbledon with a 6-4, 7-6 (0), 6-3 victory over Tallon Griekspoor of the Netherlands.

Daniil Medvedev is one win away from returning to No. 1.

Tennis pro Nick Kyrgios says he had “suicidal thoughts” and dealt with depression and abuse of drugs and alcohol in the past.

Nick Kyrgios and Thanasi Kokkinakis — the so-called Special Ks — have won the Australian Open men’s doubles title with a 7-5, 6-4 win over fellow Australians Matt Ebden and Max Purcell.

Ash Barty has ended a 42-year drought by reaching the Australian Open final with a 6-1, 6-3 win over Madison Keys.

Ash Barty ended a long drought by reaching the Australian Open final with a 6-1, 6-3 win over unseeded Madison Keys.

Alize Cornet is into the fourth round at the Australian Open for the first time 13 years.

Spain's Rafael Nadal reacts during his first round match against Serbia's Laslo Djere at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Feb. 9, 2021. Daniil Medvedev extended his winning streak to 15 matches with a 6-2, 6-2, 6-4 win over Vasek Pospisil and seventh-seeded Andrey Rublev beat Yannick Hanfmann 6-3, 6-3, 6-4. 9 Matteo Berrettini defeated Kevin Anderson, a two-time finalist at majors, 7-6 (9), 7-5, 6-3. Barty lost to Sofia Kenin in the Australian Open semifinals last year and then skipped the U.S. Open and her title defense at the French Open because she stayed in Australia during the COVID-19 pandemic. AdTwo-time Australian Open quarterfinalist Tennys Sandgren also went through the hard lockdown.