Karolina Muchova staged a stunning comeback Thursday to upset Ashleigh Barty and storm into the Australian Open semi-finals, rallying from a set down to shatter the world number one's dreams.

Muchova stuns top seed Barty to make Australian Open semi-finals

The brute force of Naomi Osaka crushed the artistry of Hsieh Su-wei as the Japanese former champion charged into the Australian Open semi-finals with a 6-2 6-2 win on Tuesday.

Osaka thrashes Hsieh to reach Australian Open semi-finals

Nick Kyrgios' off-court feud with Serbian ace Novak Djokovic is known to all. The outspoken Aussie renewed his animosity after mocking world number with a Djokovic-like entrance to an empty Margaret Court Arena for his doubles match.

'Just feeling the love': Kyrgios' renews his feud with Novak Djokovic with grand entrance

The Australian city of Melbourne has gone into a snap five-day lockdown on Friday after the latest outbreak of UK variant of COVID-19 strain. However, the organisers of the Australian Open have said that the Grand Slam will go ahead without crowds over the next five days.

'Will continue as planned': Australian Open organizers to go ahead with tournament despite snap lockdown

Dominic Thiem produced a comeback for the ages to overhaul a fired-up Nick Kyrgios in a five-set classic at the Australian Open on Friday to send a baying crowd home in disappointment on the last night before a five-day lockdown in Melbourne.

Australian Open: Thiem survives fired-up Kyrgios test in five-set thriller

An unusual incident took place at the Rod Laver Arena during Rafael Nadal's match on Thursday. The Spaniard was playing against Michael Mmoh in the evening when a fan interrupted Nadal's serve and showed him a middle finger.

WATCH: Fan shows middle finger to Rafael Nadal; gets thrown out by security

World number six Stefanos Tsitsipas was pushed to a marathon five sets by wildcard Thanasi Kokkinakis Thursday before making the Australian Open third round. The popular Greek star dropped only four games in his first-round match, but faced a far sterner challenge from the 267th-ranked Australian.

Tsitsipas survives five-set marathon to reach last 32 in Melbourne

Defending Australian Open champion Novak Djokovic's dominance at the Rod Laver Arena nearly came to an end by Frances Tiafoe, but the Serbian ace bounced back to win the thrilling contest by 6-3 6-7(3) 7-6(2) 6-3 win to reach the third round of the Grand Slam.

Australian Open 2021: Djokovic goes into third round after hard fought win against Tiafoe

World number one Ash Barty barely broke sweat as she swept into the second round of the Australian Open with a 6-0 6-0 thrashing of error-prone Danka Kovinic on Rod Laver Arena on Tuesday.

All business Barty doles out Melbourne 'double bagel'

Novak Djokovic has not endeared himself to fans over the past year, but the Australian Open's undisputed king will take some stopping as he targets a record-extending ninth title at Melbourne Park.

Who can stop Djokovic? Controversial king eyes ninth Aussie crown

Serbian ace Novak Djokovic on Sunday hit back at Nick Kyrgios, who criticised the world number one, saying that he has little respect for the outspoken Australian off the tennis court.

'I don't have much respect for him': Novak Djokovic hits back at Nick Kyrgios

Simona Halep has come close to winning the Australian Open on a couple of occasions and although she does not want to dwell too much on what might have been, it does encourage her to believe that she can go deep in the tournament again.

Halep back on the job at Melbourne Park

Naomi Osaka is no longer focused on reclaiming the world No. 1 ranking and says she just wants to become more consistent and play every match as hard as she can.

Osaka strives for consistency, not No. 1 ranking

World number two Rafa Nadal on Thursday said doubts remain over his fitness ahead of next week`s Australian Open. Nadal pulled out of Spain`s ATP Cup tie against Australia on Tuesday with a lower back problem and, despite some improvement, said he was still far away from the level required to play at the year`s first Grand Slam.

Nadal continues to struggle with back problem ahead of Australian Open

The organisers of Australian Open have decided to cancel play at Australia Open warm-up tournaments in Melbourne after COVID-19 scare. ALSO READ: 'Do you think you're funny?

Warm-up matches for Australian Open cancelled due to COVID-19 scare

French Open champion Iga Swiatek saw the 14-day quarantine period as a source of relief allowing her to escape the limelight that followed her Roland Garros triumph last year.

'I could practice and I could go out for five hours': Iga Swiatek on 14-day quarantine

Japanese ace Naomi Osaka on Sunday said that she would be willing to go through another two weeks of quarantine to play at the Tokyo Olympics later this year if it helped ensure the safety of the people of her home country.

Naomi Osaka willing to spend two more weeks in quarantine to play in the Olympics

India's tennis ace Rohan Bopanna's search for a new double's partner for the Australian Open has ended as the former doubles world number three will be playing with Ben McLachlan from Japan in the first Grand Slam of the year.

Rohan Bopanna finds new doubles' partner ahead of Australian Open

Tennis star Nick Kyrgios will be returning to action after staying away from the game for a year. The outspoken Aussie revealed that he did not miss the game and most of his fellow players during his time off the tennis.

'I'm not going to lie. I didn't miss the game that much': Nick Kyrgios

World number one Novak Djokovic pulled out of an Adelaide exhibition because of a blistered hand on Friday before appearing on court to play a set after all, helping his compatriot Filip Krajinovic beat Jannik Sinner.

Out then in, Djokovic plays a set in Adelaide exhibition

Australia's world number one Ash Barty was delighted to return to competing again after 11 months on Friday although her comeback in Adelaide ended on a losing note against Simona Halep of Romania.

Aus Open: Top-ranked Ashleigh Barty thrilled to be back playing again

Even a 14-day quarantine before the Australian Open could not dampen Belarusian ace Victoria Azarenka's excitement for the game. ALSO READ: Out then in, Djokovic plays a set in Adelaide exhibition Former world number one, who won both her Grand Slams in Australia (2012, 2013), earned her first title since 2016 at the Western & Southern Open in August when Naomi Osaka withdrew from the final with injury.

'The excitement level is rising': Victoria Azarenka on her form ahead of Australian Open

One case of COVID-19 among those in quarantine ahead of the Australian Open has been reclassified, local health officials said on Sunday, leaving nine active cases in the group of players and support staff isolating in Melbourne hotels.

Nine active cases of COVID-19 in Australian Open quarantine: Officials

Spain's tennis federation (RFET) on Saturday apologised to Tennis Australia (TA) after complaining about the treatment of two Spanish players in quarantine before next month's Australian Open.

Spanish federation apologises to Tennis Australia over player quarantine

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