Some players and pundits have criticised the rule as being hard to police, spottily enforced and highly subjective, and called for the ban on coaching from the players' box to be lifted.
Dimitrov was showing signs of fatigue from his three-hour third-round match earlier in the week and could do little to stop the Spanish world number three, who next faces Argentine Francisco Cerundolo.
The first player to win a Grand Slam, the ATP World Tour Finals, the men's singles at the Olympic Games and a Masters title in the same calendar year.
Aryna Sabalenka claimed her third Grand Slam title after winning the Australian Open twice.
Learner Tien became the youngest man to reach the Australian Open fourth round in 20 years
Before the tournament, top seed Djokovic declared the three should be favourites to win the Slams, and Federer agreed when asked after his Evans match.
Olivia Gadecki and John Peers battled back from a set down to defeat compatriots Kimberly Birrell and John-Patrick Smith
Novak Djokovic is prepared to miss the French Open and Wimbledon if COVID-19 vaccination becomes mandatory at the Grand Slams but he is not against inoculation, the world number one tennis player said.
Novak Djokovic's bid to add a 100th singles title to his trophy cabinet on Sunday was dashed after he was beaten 7-6(4), 6-3 by world number one Jannik Sinner in the Shanghai Masters final on Sunday.
Her next opponent is tennis great and 23-times Grand Slam champion Serena Williams.
'It seems it took me a day and a half, and several kilometres of walking around the grounds, to find coffee.'
Serena was drawn on Friday to play doubles in a potentially decisive fifth rubber in this week's Fed Cup first round tie against the Netherlands in what will be her first competitive match in over a year. The doubles rubber, which is scheduled for Sunday on an indoor hard court in Asheville, North Carolina, will be played even if one side clinches the best-of-five match series through the opening four singles matches.
Novak Djokovic said teaming up with Nick Kyrgios in the Brisbane International was going to be a fun experience as the 24-times Grand Slam winner arrived in the city on Saturday ahead of the Australian Open tune-up tournament.
Swiatek made the most of Kasatkina's string of unforced errors, peppering court Philippe Chatrier with winners.
Carlos Alcaraz beat Novak Djokovic in the Wimbledon final to win his fourth Grand Slam title.
The former US Open champion said recent high-profile doping cases had made her wary.
The professional tennis circuit, which requires players to jet around the world, was forced into shutdown in early March as countries went into lockdown and closed their borders to contain the spread of the novel coronavirus.
Top seed Sabalenka proved to be at another level, though, racking up 32 winners for the match to leave Badosa chasing shadows under the lights at Rod Laver Arena.
Nadal stretched his record of men's singles Grand Slam titles to 22
Defending champion Aryna Sabalenka and Madison Keys made rocky starts on Thursday but eventually secured contrasting victories to set up a heavy metal Australian Open final showdown
Novak Djokovic was stunned 7-6(4), 6-2 by Matteo Berrettini in the Qatar Open first round on Tuesday as the Italian enjoyed his first win over the former world number one.
Their incredible run began at the US Open in 2019, and includes a silver medal at the Paralympics in Tokyo last year.
The Australian Open in Melbourne marks the commencement of the Grand Slam season in tennis. It has certain unique characteristics.
A solitary break in the eighth game was all Djokovic needed to take the opening set, as the 37-year-old looked in total control despite playing well within himself in perfect conditions at a packed centre court.
Rather than face the prospect of a lengthy ban, with a decision expected by the end of the year, World No 1 Jannik Sinner accepted the three-month suspension which will allow him to return before the French Open.
Brand IPL has become stronger than ever and doesn't see any threat from the growing number of T20 leagues globally, its chairman Arun Dhumal said on Saturday as he steered clear of the speculation swirling around a tournament backed by Saudi Arabia.
'Thank you Novak for everything for all the moments we shared on court during our careers.'
The tennis legends are set to meet at the Six Kings Slam exhibition event in Saudi Arabia.
'I'm not going into this thinking I'm the favourite because everything's totally different when you're playing a match like this.'
"I think she will win a Grand Slam. Which one and when I don't know, but definitely clay is a good surface for her."
While forthcoming with Murray, Djokovic was in no mood to elaborate on comments that he had been fed poisoned food while in detention during the 2022 Australian Open visa saga.
Hsieh Su-wei became the first Taiwanese player to win a grand slam title when she and Peng Shuai beat Ashleigh Barty and Casey Dellacqua 7-6(1), 6-1 in the Wimbledon women's doubles final on Saturday.
'I've been a little bit shocked this week with how players have been treated by the broadcaster.'
Sinner fired both team members last month, before winning the US Open title to make it two Grand Slam trophies in 2024 following his breakthrough Australian Open triumph.
Even after 20 Grand Slam titles, the tears gushing down Roger Federer's cheeks after winning his sixth Australian Open crown on Sunday showed the competitive fires still rage within the 36-year-old Swiss.
Ons Jabeur slumped to her chair, coughing as she tapped her chest, three games into the opening set.
Jannik Sinner secured the year-end world number one ranking by beating Czech 30th seed Tomas Machac in the Shanghai Masters semi-finals.
Rohan Bopanna and Shuai Zhang suffered a narrow defeat against local wild cards John Peers and Olivia Gadecki in a thrilling contest at the Australian Open on Tuesday.
'I would love to win five or six more Grand Slams. I would love to take part in my sixth Olympics,' the Indian ace declared at a media interaction in Bangalore on Wednesday.
Slovakia's Dominika Cibulkova is confident she can win a grand slam title one day as her run to the Australian Open final showed she can adapt her game to all surfaces.