Images from Day 1 of the Australian Open in Melbourne on Monday.
The five-day lockdown, ordered after a new COVID-19 outbreak at a hotel, was due to start at midnight.
World number three Elena Rybakina overcame Cristina Bucsa in two hard-fought sets to make the quarter-finals of the Adelaide International on Wednesday, while Jessica Pegula and Jelena Ostapenko had to work even harder to make the last eight.
A quiz for all you tennis fans.
Play at the Australian Open was called to a halt on day four of the championships on Thursday with temperatures at Melbourne Park hitting 41 degrees Celsius (106 Fahrenheit) and still rising.
Nadal believes he had no reason to feel alarmed ahead of the season's first Grand Slam starting in two weeks.
Djokovic will be nowhere near the centre court after losing his bid to overturn a second visa cancellation.
Kyrgios and Kokkinakis were nicknamed the 'Special Ks' as juniors
The games were scheduled to start at 1000 am local time (2300 GMT) but did not get underway until about 1130 after Victoria state's environment watchdog said air quality had plunged to "hazardous" levels overnight.
Twelve months on and things have not got any easier for Tennis Australia with Omicron spreading through the country just as the first players are set to arrive for warm-up events ahead of the Melbourne Park tournament.
Rafael Nadal is taking no pleasure from the absence of great rival Novak Djokovic at the Australian Open, even if it means he has a clearer shot at the Grand Slam title record.
Penpix of the top women's contenders at the 2021 Australian Open
Finally clinching an elusive Australian Open crown is Andy Murray's number one goal for the new year but the Briton concedes that his hopes of success at Melbourne Park may rest on champion Novak Djokovic having an off-day.
Emma Raducanu says she is not worried about her poor form and will play without pressure at the Australian Open.
Organisers hope the anxious buildup will be forgotten when the action begins.
Images from the Friday's play at the Australian Open.
Djokovic's coach Goran Ivanisevic said after the final that the world number one battled the injury
Penpix of the top men's contenders at the 2021 Australian Open
Nick Kyrgios said he pulled out of the Sydney Tennis Classic after testing positive for COVID-19
Serena Williams weathered an early challenge from Russian Vera Zvonareva before the former World No 2 crumbled to lose 7-5, 6-0 in the second round of the Australian Open on Thursday.
Djokovic's official website also confirmed his participation in the Dubai tournament.
Images from Day 2 of the 2022 Australian Open in Melbourne on Tuesday.
Victoria Azarenka holds a 5-4 record over Li Na and has won their last four matches, however, the Chinese is 2-0 up in Grand Slam encounters.
World No 1 Novak Djokovic will kick off the defence of his Australian Open title with a first round tie against unseeded Frenchman Paul-Henri Mathieu after the draw was made for the first Grand Slam of the season on Friday.
Elena Rybakina stormed to her first Australian Open final with a 7-6(4), 6-3 win over Victoria Azarenka on Thursday, wearing the twice champion down in a cagey first set before dominating to close out the match.
Images from Day 4 of the 2024 Australian Open in Melbourne on Wednesday.
Images from all the action on Day 9 of the Australian Open at Melbourne Park on Tuesday
Novak Djokovic will bid to extend his Australian Open reign to a third straight year on Sunday in the final against Andy Murray, who will aim to end Britain's 79-year wait for a men's champion at Melbourne Park.
This year's Australian Open will be allowed to admit up to 30,000 fans a day, around 50% of usual capacity, amid the COVID-19 pandemic.
Wimbledon was the only Grand Slam to ban competitors from Russia and Belarus last year.
Bopanna was forced into searching for a new partner after Joao Sousa was unable to travel to Australia on time after testing COVID-19 positive.
It was a case of more pain than gain for Nadal since he hoisted the Musketeers' Cup for a record 14th time in June.
Trailblazing India tennis star Sania Mirza's swansong appearance at the Australian Open ended with a quarter-final loss to local pair Jaimee Fourlis and Jason Kubler in the mixed doubles in Melbourne on Tuesday.
Victoria Azarenka's quest for her third successive Australian Open title took a little while to get going before she finally overcame a feisty Johanna Larsson 7-6, 6-2 in their first round match at Melbourne Park on Tuesday.
Henri Kontinen and John Peers stunned the Bryan twins 7-5, 7-5 to win the Australian Open men's double title at MelbournePark on Saturday.
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.
World number one Rafael Nadal, who is struggling to get any match practice before the Australian Open, will play an exhibition event at Melbourne Park in the week leading up to the season opening Grand Slam, organisers said on Monday.
Local favourite Thompson saved three match points before prevailing 5-7, 7-6 (6), 6-3 against Nadal, who was playing his first tournament after nearly a year out with a hip injury.
Images from Day 6 of the 2023 Australian Open at Melbourne Park on Saturday.