Novak Djokovic threw his racket on the ground, drawing a warning from the chair umpire.
Novak Djokovic said he does not know if will play the grasscourt season after tumbling out of the French Open on Tuesday.
Novak Djokovic sat out last year's U.S. Open to rest an elbow injury that eventually required surgery, but that pain and frustration felt like a distant memory on Friday when the Serb completed his march to the New York final with authority.
Djokovic, who has won nine titles at Melbourne Park, including the last three, confirmed on Tuesday that had received a vaccination exemption to allow him to bid for a record 21st major title at the Australian Open, which starts on January 17.
After an Olympic stumble Novak Djokovic will get a second bite at history in the Big Apple with a calendar year Grand Slam there for the taking at the US Open.
Immigration Minister Alex Hawke is weighing exercising his discretionary powers to revoke Djokovic's visa
It is a U-turn from Novak Djokovic after his June statements that competing at the 2020 US Open would be 'impossible' due to 'extreme' COVID-19 protocols for the tournament at Flushing Meadows.
Novak Djokovic is only the 12th - third among active - player in the Open Era (since 1968) to win the 700 career singles matches.
Rafael Nadal said he feels sorry for Novak Djokovic after the world number one was denied entry into Australia but added that the Serb knew for months he could potentially face problems if he arrived without being vaccinated against COVID-19.
'I can only see criticism lately and much of it is malicious'
Novak Djokovic suffered his first defeat of the new season in the Qatar Open semi-finals on Friday, losing in three sets to Spain's Roberto Bautista Agut.
Top seed Novak Djokovic beat Canadian Felix Auger-Aliassime 7-5, 7-6(1) to reach the semi-finals of the Italian Open on Friday and move within one win of 1,000 career victories.
Second seed Novak Djokovic outclassed Roger Federer in straight sets to enter the final of Australian Open in Melbourne on Thursday. Seven-time champion Djokovic started off slowly before he took complete control to register an emphatic 7-6, 6-4, 6-3 victory in the first semi-final.
Djokovic has never failed to win the tournament after making the semi-finals and he will be heavily favoured to claim a record-extending ninth title at his favourite Slam on Sunday.
Djokovic did not drop a set en route to the final in Rome
Unvaccinated tennis star Novak Djokovic won the right to take his fight against deportation from Australia to a Federal Court on Saturday after the government cancelled his visa for the second time over COVID-19 entry regulations.
A round-up of all tennis action on Saturday.
A rampant Novak Djokovic completed a stunning 6-0, 6-2, 6-2 demolition of Lucas Pouille, on Friday, to storm into his seventh Australian Open final and set up a mouthwatering title match with Rafael Nadal.
A floundering Novak Djokovic should seek advice from evergreen Swiss maestro Roger Federer in order to rediscover his vintage self, the Serb's former Davis Cup coach Bogdan Obradovic said.
The 14-times Grand Slam champion will surpass Roger Federer as world number two when the next edition of the ATP rankings are released on Monday.
Fritz delivers as US win inaugural United Cup crown
IMAGES from the Australian Open final played on Sunday
Spain's Tommy Robredo shocked world number one Novak Djokovic 7-6(6), 7-5 on Thursday to move into the quarter-finals of the Western and Southern Open in Cincinnati.
His third straight triumph at the All England Club also earned the Serbian a 20th Grand Slam title
'Just six months ago, you would've been labelled mad for even suggesting the possibility of Djokovic relinquishing the top spot in men's tennis.'
Novak Djokovic won a record-equalling 20th Grand Slam title by after winning this year's Wimbledon drawing level with long-time rivals Roger Federer and Rafael Nadal.
Daniil Medvedev dominated Canada's Felix Auger-Aliassime 6-4, 7-5, 6-2 on Friday to reach the US Open final courtesy of a dozen aces in just a little over two hours.
Djokovic's father blamed the cancellation of the tour on Dimitrov. There is nothing to suggest that Dimitrov spread the virus to others.
Sonego's first top-10 victory capped a dream week for the 25-year-old, who lost the final qualifier but entered the main draw as a lucky loser.
Djokovic recalled watching Yokozuna Akebono who became sumo's first foreign-born grand champion in 1993.
The Serbian top seed won a fourth successive title at the All England Club to take his overall Grand Slam tally to 21.
There is no one more unbeatable in men's tennis than Novak Djokovic when the Serb is at his best, former world number four American Todd Martin said. Reigning world number one Djokovic has already established himself as one of the best ever to play the game and the Serb's Grand Slam haul of 17 is just three behind the 20 that Roger Federer has amassed. The Swiss player will be 39 in August.
World number one Novak Djokovic continued his rich vein of form as he brushed aside French opponent Jo-Wilfried Tsonga in straight sets to clinch the Shanghai Masters title on Sunday.
Novak Djokovic has suffered more than his fair share of heartache against Rafael Nadal at the French Open but Sunday's final offers him a chance to dethrone the claycourt king.
Dominic Thiem and home crowd favourite Filip Krajinovic reached the final of Novak Djokovic's tournament as the world number one broke down in tears in front of a packed 4,000 crowd on Sunday. World number three Thiem beat Grigor Dimitrov in straight sets to set up the clash with Krajinovic.
Novak Djokovic's frustration with the controversial blue clay at the Madrid Masters reached new heights after the world number one was beaten 7-6, 6-3 by fellow-Serb Janko Tipsarevic in the quarter-finals on Friday.
Images from Day 6 of the 2021 US Open in New York on Saturday.
Novak Djokovic's loss in the US Open final on Sunday denied him a calendar-year Grand Slam but the Serbian world number one said he was just happy his chase for perfection was finally over.
The Serbian won 6-2, 6-3, 6-3 to claim his 15th Grand Slam title.
Bidding for a record-extending ninth Australian Open title, the world number one and double-defending champion remains the runaway favourite at his favourite Grand Slam where he once remarked that he felt touched by the "divine".