Novak Djokovic, who has won a record nine titles at Melbourne Park including the last three, has repeatedly declined to reveal whether he has been vaccinated against COVID-19, with Australian Open organisers Tennis Australia confirming that all players would have to be vaccinated to compete in Melbourne.
Alexander Zverev overcame late nerves to beat world number one Novak Djokovic on Saturday and set up a final showdown with Daniil Medvedev at the ATP Finals.
Next up for the 35-year-old will be another American in 39th-ranked Tommy Paul with a potential semi-final clash against top-seeded Russian Daniil Medvedev, who he defeated in the Australian Open final from a two-sets deficit.
Alcaraz's triumph on the Parisian red dirt was the third Grand Slam trophy of his young career and followed the Spanish world number three's breakthrough title at the 2022 U.S. Open and epic Wimbledon victory 12 months ago.
Rafael Nadal said on Saturday "too many questions" still needed to be answered concerning Novak Djokovic's bid to play at the Australian Open, while other leading players lamented how the saga had overshadowed the year's first Grand Slam.
The world number one overcame a sluggish start to defeat Argentine Diego Schwartzman 7-5, 6-3 for a record 36th ATP Masters crown.
Djokovic's father blamed the cancellation of the tour on Dimitrov. There is nothing to suggest that Dimitrov spread the virus to others.
World number one Novak Djokovic had enough on his plate already on Wednesday without marauding Russian Daniil Medvedev pummelling him to a shock 6-3, 6-3 defeat at the ATP Finals.
Earlier in March, Novak Djokovic and wife Jelena Djokovic had announced that they will donate one million Euros to help the people of Serbia in the fight against the coronavirus pandemic.
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.
Djokovic found a little girl who had held up a sign and ran over to give her a racket, then blew kisses at her.
IMAGES from the Australian Open Men's semi-finals played on Friday.
Defending champion Novak Djokovic and Rafael Nadal will clash for the Italian Open title after the top two seeds advanced to the final of the Masters tournament on Saturday.
IMAGES from Day 4 of the 2022 French Open at Roland Garros in Paris on Wednesday.
World number one Novak Djokovic said his win over Rafa Nadal in Friday's epic French Open semi-final was one of the top three matches he had played and he would remember it forever.
Goran Ivanisevic, Djokovic's coach, was greeted with jeers from fans when he broke the news courtside.
Nadal had previously said this year could be his final one on the tour.
Novak Djokovic tried his hand at cricket as he bowled and batted against Australia's star cricketer Steve Smith.
His third straight triumph at the All England Club also earned the Serbian a 20th Grand Slam title
On Monday, Spain eased the lockdown rules that were in effect since mid-March because of the Coronavirus pandemic. But sports facilities are supposed to remain closed at least until next week in most parts of the country.
Nadal, bidding for a record-extending 14th French Open title, won the first five games of the match as he looked on course to repeat his drubbing of the Serb in last year's final.
French Open and Wimbledon champion Alcaraz, who won both of his previous meetings with Sinner this year, recovered from a slow start to wrap up victory in three hours, 21 minutes and improve his head-to-head record with the Italian to 6-4.
The 33-year-old, a record eight-time winner on the Melbourne Park Arena, slipped during the third set of Friday's third-round match against Taylor Fritz and disappeared off Rod Laver Arena for treatment.
World No 1 Novak Djokovic has taken an unusual route to prepare for his title defence at Wimbledon by confirming his participation in doubles at next week's ATP grasscourt event in Mallorca, Spain.
Nadal will not be playing at Wimbledon, having decided to rest, while eight-time champion Federer is showing signs that, at 39, the window of opportunity to win one more Slam is closing.
While Djokovic has a firm grip on top spot, there will be a new number two on March 15 in Russian Daniil Medvedev, who will climb one place to his career-best ranking to replace Nadal, who has not played since the Australian Open due to a back injury.
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.
Images from Day 1 of the Wimbledon tennis championships in London, on Monday.
IMAGES from Day 8 of the French Open at Roland Garros on Sunday.
Top seed Novak Djokovic made quick work of Tennys Sandgren at the Western and Southern Open on Tuesday, never dropping serve en route to a 6-2, 6-4 win over the American, while big-serving Milos Raonic enjoyed a straight sets win over Andy Murray.
The tournaments involve eight players each, divided into two pools of four on a round-robin basis. Sets have been slashed to best-of-seven games.
Novak Djokovic said he would do whatever was required to play at the Australian Open but hoped the government could also be accommodating.
Italy's Sara Errani and Jasmine Paolini beat Mirra Andreeva and Diana Shnaider 2-6, 6-1, (10-7) to win Olympic gold in the women's doubles tennis on Sunday.
World number one Jannik Sinner's bid for a second Grand Slam title continued to gain momentum as he thumped Christopher O'Connell 6-1, 6-4, 6-2 on Saturday to reach the US Open fourth round.
Carlos Alcaraz said he will be "at 100%" for the US Open despite stopping his training in New York on Saturday as a precaution after twisting his ankle.
Professional sports events in Italy have been played without fans since March due to the COVID-19 pandemic but sports minister Vincenzo Spadafora said fans would be allowed to attend the closing stages of the tournament on Sunday and Monday.
Novak Djokovic kept his unbeaten streak in 2020 alive as he survived a terrible start to defeat Milos Raonic 1-6, 6-3, 6-4 in the final of the Western & Southern Open on Saturday.
Friday's match was a straight shootout for a last-four place, with world number five Rublev the favourite having won his four previous matches against Ruud.
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.