Opelka, Kyrgios included in Team World for Laver Cup.
The 33-year-old said that he has not had enough time to practise sufficiently due to inflammation in his left wrist.
Djokovic sets sights on Paris Olympics
Novak Djokovic's ability to play his best tennis under pressure can help him win at least five more Grand Slam titles, John McEnroe said after the World No.1 tied Roger Federer and Rafael Nadal's record with his 20th major at Wimbledon on Sunday.
Roger Federer said on Monday, dismissing concerns that players might treat the event, which launches in September, as an exhibition.
Shapovalov will meet Rafael Nadal for a place in the semi-finals.
Rafael Nadal's hopes of completing a rare calendar year Grand Slam ended on Thursday when the Spaniard pulled out of his highly-anticipated Wimbledon semi-final showdown against Australian Nick Kyrgios with an abdominal strain.
Players competed at empty stadiums at Melbourne Park through the five-day lockdown but reduced capacity crowds of 7,477 have been permitted in each of Thursday's two sessions and the same number for the singles finals sessions on Saturday and Sunday.
World number one Novak Djokovic, bidding for a record-equalling sixth title at the event, is in the Tokyo group with Russian Daniil Medvedev, Germany's Alexander Zverev and Argentine first-time Diego Schwartzman.
Daniil Medvedev fired Russia to victory in the $7.5 million ATP Cup with a dominant performance against Italy in Melbourne on Sunday.
Stefanos Tsitsipas feels he is unfairly targetted by officials over on-court coaching and said that it should be allowed anyway, after his Australian Open semi-final loss to Daniil Medvedev on Friday.
The Serbian top seed won a fourth successive title at the All England Club to take his overall Grand Slam tally to 21.
It took only minutes for Kyrgios to ignite the terraces by breaking Broady in the opening game. He closed out the next game with an under-arm "tweener".
Roger Federer will miss the Australian Open in January and is unlikely to return to competition until mid-2022 as he recovers from multiple knee surgeries, the former world number one told Swiss media.
Danielle Collins spoke of the challenges of plotting matches without a coach but will still head off with lessons learnt.
Ninth seed Auger-Aliassime, 21, was the dominant player in the first set and despite a wobble when serving at 6-5 he won a tiebreak courtesy of some Medvedev double-faults the Russian later blamed on the sweaty conditions.
It was the first Grand Slam triumph for Polasek, 35, who came out of retirement in 2018
Nadal was able to see the funny side and kept on laughing.
Naomi Osaka gave Jennifer Brady a lesson in Grand Slam tennis as she cruised to a 6-4, 6-3 win to claim her second Australian Open title on Saturday and cement her standing as the new queen of the women's game.
Fifth seeds Barbora Krejcikova and Nikola Mektic completed a remarkable comeback win over American Bethanie Mattek-Sands and Briton Jamie Murray to clinch the mixed doubles title at the Australian Open.
Immigration Minister Alex Hawke is weighing exercising his discretionary powers to revoke Djokovic's visa
Nick Kyrgios denied joining the growing movement against US President Donald Trump after the Australian appeared to 'take a knee' ahead of his Laver Cup match with Roger Federer on Sunday.
Roger Federer, Rafael Nadal and Serena Williams are among a number of players who will feature in an exhibition match ahead of this month's Australian Open to raise funds for bushfire relief efforts, organisers announced on Wednesday. All funds raised from the two-and-a-half hour event on January 15 at Rod Laver Arena -- called AO Rally for Relief -- will be donated to the relief cause with tickets priced at A$54 ($37.09).
Roger Federer is no longer chasing the top ranking and would rather be a contender at Grand Slams than battling Novak Djokovic and Rafa Nadal to be world number one, the Swiss tennis great said.
Nadal said he did not expect to go all the way at Melbourne Park
Australian Open tournament director Craig Tiley has defended giving Roger Federer 'prime time' treatment at the year's first Grand Slam, saying it was a matter of meeting fans and broadcasters' demands for the 'box office' athlete.
Barty is primed to become the first local since Chris O'Neil in 1978 to win the Australian Open.
Simona Halep finds the prospect of 14 days of quarantine ahead of the Australian Open daunting
Images from Tuesday's action at the Australian Open.
Images from Day 8 of the 2022 Australian Open at Melbourne Park on Monday.
Novak Djokovic had hoped to have the crowd behind him as he began his bid to win the US Open and complete the calendar-year Grand Slam, but the Serb said the atmosphere was "not ideal" as Flushing Meadows fans roared on his underdog opponent.
'I feel honoured. I feel lucky to achieve one more very special thing in my tennis career. I don't care much if I am the one or not the one or the best of the history. For me, it's about enjoying nights like today. That means everything for me.'
The 2011 US Open champion could not wait to join her friend for the 'Barty Party'.
A couple of months ago, the 35-year-old Spaniard was worried that he might never return to the court again.
Nadal plays Berrettini in one semifinal, knowing he's potentially two match wins from a 21st major title.
Ash Barty has become the first local woman to reach the final of an Australian Open in 42 years.
Djokovic remained unflustered despite dropping the opening set and suffering several tumbles on the greasy surface.
Novak Djokovic will spend Saturday night in immigration detention before the world's tennis number one seeks a court ruling to stop his deportation and keep alive his bid for a record 21st major title at the Australian Open.
More major trophies surely await if she can convert her irresistible hardcourt form to French Open clay and grass at Wimbledon.
Serena Williams again wore her distinctive single-legged leotard for her second match at the Australian Open on Wednesday, and said the light material was perfect for the warmer conditions if a little too sheer to wear by itself.