Sinner remains the man to beat at Melbourne Park even as doping officials seek a two-year ban for the world number one for failing two drugs tests last March.
Four-times champion Roger Federer took apart Mischa Zverev 6-1, 7-5, 6-2 with a clinical display of all-court tennis to reach his 13th Australian Open semi-final in 92 minutes on Tuesday.
Roger Federer and Rafael Nadal take to Rod Laver Arena to reprise one of the great sporting rivalries of the modern age on Sunday, a fitting climax to an Australian Open which has sent tennis back to the future.
'If you look at the other guys who are 35-36, I think you can very clearly see that the age and the years on tour are affecting them. But not with him'
Novak Djokovic was shocked by Botic van de Zandschulp 6-2, 3-6, 6-1 in the second round of Indian Wells on Saturday as the Serbian suffered an early exit at the hands of a tournament lucky loser for a second consecutive year.
Carlos Alcaraz produced an utterly ruthless performance to dismantle Novak Djokovic in the Wimbledon final on Sunday.
Images from day eight action at the US Open being played at the Flushing Meadows in New York.
Here are some facts about Federer and his ranking.
Serbian tennis superstar Novak Djokovic has said that he thinks former World No.1 Roger Federer, who he faces on Tuesday at the ATP World Tour Finals, is noticeably slower on court.
Read on to know how Federer mauled Murray during their quarter-final natch at the Australian Open on Wednesday.
The 17-time Grand Slam champion Roger Federer believes that Rafael Nadal is still the favourite to win the French Open next month despite the Spaniard's recent struggles to regain form.
Alexander Zverev won the first set 7-6, but Novak Djokovic has been forced to withdraw from the match due to injury from the Australian Open semi-final on Friday.
Federer, a 20-times Grand Slam champion and the world number three, won the last of his eight Wimbledon titles in 2017 and is seeded second this year behind top-ranked Novak Djokovic.
Roger Federer registers his 1,000 ATP career win.
'I definitely feel like I've got my rhythm now at this point. Clearly I've gone from lefty to righty to lefty.'
Djokovic looked in fine nick in Shanghai, playing with consistency throughout the tournament to reach his fifth final at the ATP Masters 1000 event
Roger Federer added yet another record to his vast collection when he guaranteed becoming the oldest ATP world number one by beating Dutchman Robin Haase 4-6, 6-1, 6-1 to reach the semi-finals in Rotterdam on Friday.
Five-times winner Roger Federer will go into next week's U.S. Open as the world number two after beating Novak Djokovic in the final of the Western & Southern Open in Cincinnati at the weekend.
'I LOVE YOU, Roger. Thank you for everything you've done in tennis and with myself. Tennis world will never be the same without you.'
Djokovic saved three breakpoints in stifling conditions to go 5-4 up but lost the opening set in a tough tiebreak as Opelka cranked up his serve
Federer will attempt to win a singles gold medal at the July 24-Aug 9 Games, the only major prize that the 20-time Grand Slam winner has yet to win.
Juan Martin del Potro's comeback trail will collide with Roger Federer's after the Argentine won his opening Miami Open match against compatriot Guido Pella on Wednesday.
American great John McEnroe expects Roger Federer's sensational comeback season to continue in New York when the US Open kicks off on Monday.
Roger Federer breaks new ground by competing in India in the exhibition International Premier Tennis League, and his fans in the world's second most populated country can hardly wait.
'I am realistic, don't get me wrong, I know how difficult it is at this age right now to do another surgery and try it, but look, I want to be healthy and I'll go through the rehab process I think also with the goal while I am still active which I think is going to help me during this long period of time.'
Switzerland's favourite sporting son Roger Federer expressed his disappointment over the corruption scandal engulfing soccer's world governing body FIFA on Friday.
'I am not too disappointed. I feel like he had to come up with the goods, and it did feel like to some extent it was on my racquet, I just came up against somebody who was, on the day, a bit better when it really mattered'
The 35-year-old Swiss, showing no sign of losing his edge, improved to 19-1 this year, winning the Australian Open in five sets over Nadal, and BNP Paribas Open in straight sets over fellow Swiss Stan Wawrinka.
The 35-year-old's first match back in action last week at the Stuttgart Open was a flop when he suffered a shock loss to German veteran Tommy Haas, ranked 302 at the time, despite leading for a set and a half.
Roger Federer celebrated returning to the top of the world rankings by defeating Milos Raonic in the final of the Stuttgart Open on Sunday and lifting the 98th tour-level title of his garlanded career.
Roger Federer dug himself out of a late slump to fend off American qualifier Noah Rubin 7-5, 6-3, 7-6(3) on Wednesday and draw vital confidence for a tough third round clash against 10th seed Tomas Berdych at the Australian Open.
Roger Federer kept up his sprint through the early rounds of the US Open on Thursday, steamrolling Steve Darcis of Belgium 6-1, 6-2, 6-1 to reach the third round of the year's final Grand Slam.
Former World No 1 Roger Federer has made his "childhood hero" Stefan Edberg part of his coaching team and will use him on an occasional basis next year, the Swiss said on Friday.
The 36-year-old was all over the world number 58 throughout a one-sided contest under the Rod Laver Arena roof, breaking three times to win the opening set in 33 minutes.
Roger Federer has secured his place in the ATP Finals for a record 15th time after the Swiss world number three won a record eighth Wimbledon title on Sunday, the Association of Tennis Professionals confirmed on Monday.
The immaculate Serb became the first player in the Tour Finals' 46-year history to claim the title four times in a row
An inspired Milos Raonic toppled Roger Federer 6-4, 6-4 to win the Brisbane International on Sunday and avenge his defeat to the Swiss master in last year's final.
It has now come to light that Federer's wife Mirka is at the centre of this now infamous row between the seventeen-time Grand Slam champion and the 2014 Australian Open champion.
Having let three match points slide in the fourth set against Roger Federer on Centre Court, Marin Cilic may be forgiven for wanting to rewind the video and replay the key moments again. His Swiss conqueror snatched a pulsating fourth-set tiebreak 11-9 before winning 6-7(4) 4-6 6-3 7-6(9) 6-3 to reach his 11th Wimbledon semi-final and keep up the tilt for an eighth title.