American Rajeev Ram picked up his first tennis men's doubles title at a Grand Slam on Sunday with partner Joe Salisbury of Britain, taming the local wild card pairing of Max Purcell and Luke Saville in straight sets at the Australian Open
The winners of the Serbia-Germany tie will join Spain, Russia and Italy in the semi-finals.
A win for Djokovic would move him past Pete Sampras (14) to outright third on the list of Grand Slam title winners.
'It wasn't really a nice time to be dealing with everything'
Organisers have been criticised by players attempting to make the main draw of the season opening Grand Slam for continuing to play matches despite the poor air quality from bushfires.
After six months out of the game, Federer's fairytale return continued under the lights of Rod Laver Arena where he emphatically quashed doubts about his fitness in three hours and 24 minutes of high-octane tennis.
Defending champion Novak Djokovic was knocked out of the Australian Open quarter-finals by Stanislas Wawrinka 2-6, 6-4, 6-2, 3-6, 9-7 on Tuesday.
'I feel honoured. I feel lucky to achieve one more very special thing in my tennis career. I don't care much if I am the one or not the one or the best of the history. For me, it's about enjoying nights like today. That means everything for me.'
The 2011 US Open champion could not wait to join her friend for the 'Barty Party'.
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.
A couple of months ago, the 35-year-old Spaniard was worried that he might never return to the court again.
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.
Ash Barty has become the first local woman to reach the final of an Australian Open in 42 years.
Images from the matches played on Day eight of the 2018 Australian Open at Melbourne Park on Monday
Novak Djokovic will spend Saturday night in immigration detention before the world's tennis number one seeks a court ruling to stop his deportation and keep alive his bid for a record 21st major title at the Australian Open.
World number one Ash Barty delighted the Memorial Drive crowd by breezing through to the Adelaide International semi-finals with a comfortable 6-3, 6-4 victory over Sofia Kenin on Friday.
In the 18 years that she has been on tour, Sania Mirza was the standard-bearer for tennis in the country. Never before had an Indian player dominated from the back court with such conviction. Deepti Patwardhan Salutes the Incomparable Sania Mirza.
Tsitsipas will play 22nd-seeded Spaniard Roberto Bautista Agut for a place in the semi-finals.
Two-time Grand Slam champion Lleyton Hewitt has flagged his retirement after a record 20th campaign at his home Australian Open next year.
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.
IMAGES from the Australian Open matches played on Thursday
Images from Day 4 of the Australian Open in Melbourne on Thursday
Images from the matches played on Day 8 at the Australian Open at Melbourne Park on Tuesday
The Australian Open men's singles final between champion Roger Federer and sixth seed Marin Cilic got underway on Sunday with the roof closed at Rod Laver Arena on a scorching day, triggering a hailstorm of criticism from former players.
Rafael Nadal shrugged off his derailed bid for the Grand Slam record with a pledge to keep "fighting" but the Spaniard leaves the Australian Open with familiar regrets after bowing out to a rising talent on Wednesday.
Local hope Nick Kyrgios has been elevated to the Rod Laver Arena for his meeting with childhood hero Jo-Wilfried Tsonga at the Australian Open on Friday, when Melbourne Park is again expected to swelter.
Play at the Australian Open continued amid the lockdown, but fans were banned through Wednesday. Thousands were forced to leave mid-matches before midnight on Friday.
Sealing the match with a thumping serve, the 2014 US Open champion will bid for his second grand slam title against Friday's winner of Roger Federer and South Korea's rising star Chung Hyeon.
Rafael Nadal continued his brilliant revival at the Australian Open to topple Milos Raonic 6-4, 7-6(7), 6-4 on Wednesday and reach his first grand slam semi-final in three years.
Andy Murray's dream of winning a maiden Australian Open title was left in tatters on Sunday after the top seed and world number one was knocked out in the fourth round by Mischa Zverev.
Images from matches played on Day 5 at the Australian Open in Melbourne Park on Friday
Men's champion Stan Wawrinka avenged a tough defeat to Kei Nishikori at last year's US Open at the Australian Open on Wednesday.
The doctors at the ongoing Australian Open tournament are reportedly confident that the tennis stars can cope with the extreme heat over the next four days.
Images from Day 9 of the 2020 Australian Open in Melbourne on Tuesday.
Madison Keys put her hand up for a place on the WTA Players' Council at the Australian Open on Tuesday
For Williams, the catsuit, she said, made her feel like a 'superhero', and the compression stockings she will wear for the duration of the tournament at Melbourne Park, have a more serious purpose.
Images from Sunday's action at the Australian Open, in Melbourne.
IMAGES from the Australian Open matches played on Monday
Brazil's Bruno Soares, fuelled by numerous cups of coffee, produced a doubles double on Sunday when he and Russian partner Elena Vesnina won the Australian Open mixed doubles title on Rod Laver Arena.
Coco Gauff claimed the biggest win of her young career on Friday with a stunning upset of defending champion Naomi Osaka at the Australian Open to reach the fourth round. Caroline Wozniacki and Serena Williams also lost their respective matches earlier in the day. Images from Day 5 of the Australian Open played at Melbourne Park on Friday.