Serena Williams battled her way into the Australian Open semi-finals with a 3-6, 6-2, 8-6 win over Israeli Shahar Peer.
Marcos Baghdatis failed to repeat his heroics of last year and was beaten by Frenchman Gael Monfils in the second round of the Australian Open.
Twelfth seed Patty Schnyder of Switzerland fought back to upset sixth seed Elena Dementieva 6-7, 7-6, 6-2 to reach the quarter-finals.
Andy Roddick and Guillermo Coria raced into the fourth round with crushing victories.
The Wimbledon champion crushed China's Li Na 6-0, 6-2 to become the fifth Russian woman to reach the fourth round.
'It wasn't really a nice time to be dealing with everything'
The Australian team of Wayne Arthurs and Todd Woodbridge teamed up to beat Alex Corretja and Feliciano Lopez in the crucial doubles rubber.
Roger Federer's struggles in 2013 are unlikely to hasten his exit from the game and the Swiss master could hit back and win next year's Australian Open, according to tennis great Rod Laver.
Novak Djokovic crushed Andy Murray 6-1, 7-5, 7-6(3) on Sunday to match Roy Emerson's record of six Australian Open titles and leave the Briton heartbroken again at Melbourne Park.
Eight-time Grand Slam winner Ivan Lendl said whoever ends up winning the most majors among the 'Big Three' of Roger Federer, Rafa Nadal and Novak Djokovic should be considered the greatest male tennis player of the Open era. Federer, who will be 39 in August, leads the race with 20 Grand Slam singles titles, with Spaniard Nadal close on his heels with 19. Reigning world No. 1 Djokovic is three behind the Swiss with 17 majors under his belt and is the youngest of the trio - at 32 he is a year younger than Nadal.
John McEnroe mocked Margaret Court as the 'crazy aunt' of tennis. She has attracted heavy criticism for voicing her religious-based opposition to same-sex marriage.
'I definitely feel like I've got my rhythm now at this point. Clearly I've gone from lefty to righty to lefty.'
World number one tennis player Novak Djokovic was denied entry into Australia on Thursday amid a storm of protest about a decision to grant him a medical exemption from COVID-19 vaccination requirements to play in the Australian Open.
The top seed began her Australian Open quest with a pulverising 6-0, 6-0 win over 15-year-old Olivia Lukaszewicz on Monday.
Garbine Muguruza stormed back into the Grand Slam big time with a 7-5, 6-3 win over Russian Anastasia Pavlyuchenkova to reach her first Australian Open semi-final. Fourth seed Simona Halep advanced to her second Australian Open semi-final with a 6-1, 6-1 demolition of Estonia's Anett Kontaveit in just 53 minutes on Rod Laver Arena.
Former French Open champion Ana Ivanovic was shaken up when a spectator was injured falling down the stairs on Rod Laver Arena but recovered her composure to ease into the third round at the Australian Open on Thursday.
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.
Images from Day 4 of the Australian Open in Melbourne on Thursday
Novak Djokovic's intentions in organising the ill-fated Adria Tour were good but the world number one could have applied a bit more common sense to how the exhibition event was run, former ATP players' council head Vijay Amritraj said. The Serbian has faced fierce criticism after he, Grigor Dimitrov, Borna Coric and Viktor Troicki contracted COVID-19 following the charity event in Serbia and Croatia.
Images from Saturday's action at the Australian Open.
Daniil Medvedev will play Rafael Nadal for the Australian Open title on Sunday after a stirring victory over Greek fourth seed Stefanos Tsitsipas in the semi-final on Friday.
Nadal surpassed the haul of Roger Federer and Novak Djokovic.
Images from Day 4 of the Australian Open in Melbourne on Thursday.
Images from all the action on Day 4 of the Australian Open in Melbourne on Thursday
Germany's Angelique Kerber breezed past American Madison Keys in straight sets to enter the Australian Open semi-finals in Melbourne on Wednesday. The 2016 champion easily won 6-1, 6-2 in just 51 minutes.
World number one Novak Djokovic has disclosed that his sudden slump in form was due to ' private issues' and not because of a lingering wrist injury.
Djokovic, who has ruled like no other on Rod Laver Arena simply had no answer as Chung, nine years his junior, wore him into the ground to win.
The five-day lockdown, ordered after a new COVID-19 outbreak at a hotel, was due to start at midnight.
Roger Federer overcame some feisty resistance from Alexandr Dolgopolov to safely advance to the third round of the Australian Open with a 6-3, 7-5, 6-1 victory.
'When we play against Djokovic, many times we didn't know exactly what we had to do. This is more difficult, for me. I prefer to play against Federer'
The Aussie ace said he rallied after that to take the tie-break 7-0 and tie the Davis Cup match against Ferrero at 2-all.
Organisers hope the anxious buildup will be forgotten when the action begins.
Tsitsipas will play 22nd-seeded Spaniard Roberto Bautista Agut for a place in the semi-finals.
Daniil Medvedev fired Russia into the final of the ATP Cup on Saturday with a tense 3-6, 6-3, 7-5 win over an injury-hampered Alexander Zverev after the German destroyed a racket in frustration over a lost service break.
Images from the matches played on Day eight of the 2018 Australian Open at Melbourne Park on Monday
Eleven years after their first meeting in the Australian Open final, Novak Djokovic and Jo-Wilfried Tsonga will take a trip down memory lane on Thursday to renew their rivalry in the second round in Melbourne.
IMAGES from the Australian Open matches played on Friday.