Now, there are 72 players total that are forced to quarantine over the next 14 days.
Seventy-two players and their entourages have to isolate for two weeks in their hotel rooms in Melbourne and are no longer able to leave them to train after infections were reported on three flights carrying them to Melbourne.
"For the most part, they have been really good", said Tennis Australia chief Craig Tiley on Tuesday.
In a video, Sierra also complained about the food that'd been provided, as well as other hardships, bemoaning the lack of access to a professional hairdresser. "I don't wash my own hair. I can't wait to get out of quarantine just so I can get my hair done". It's day three. I just can not do it front of him. "I kind of knew it was not going to happen but it was nice to see that he tried for us", she said further.
Kyrgios can't believe what he's hearing.
Yulia Putintseva of Kazakhstan wrote on Twitter: "What I don't understand is that, why no one ever told us, if one person on board is positive the whole plane need to be isolated".
Mr Kyrgios wrote: "I don't mind Bernie, but his Mrs obviously has no perspective, ridiculous scenes".
About 1200 coronavirus tests have been carried out in the past five days from the players and staffers arriving on 17 charter flights into the Victorian capital.
A Tennis Australia spokeswoman declined to provide the AP with a list of the 72 players, but many have made their status known via posts on social media. At times in the past, she's spent the day playing or preparing for matches in the later stages of the tournament. Participants must spend 19 hours a day in their hotel room and will only be allowed to go out to train for five hours and under strict sanitary conditions.
One passenger on a flight from Doha tested positive
Their peers who were on unaffected flights are allowed to leave their rooms for five hours a day to practice on the tournament grounds.
Those outdoor sessions started Monday in Melbourne.
Players in lockdown are prevented from training while another group of competitors, including world No.1 Novak Djokovic and Rafael Nadal, are in Adelaide where restrictions don't prevent them practising.
"It's not on Tennis Australia, the last word is from the Health Officers", Strycova said on SEN Breakfast.
"There's been a bit of chatter from a number of players about the rules. The advice was, 'it's not easy, it has to be done properly.' Despite commentary from players about what they'd like to do, it's about what needs to be done", Premier of Victoria Dan Andrews said. "There's no special treatment here".
Players have been warned that breaching of the rules could result in heavy fines or being moved to a more secure quarantine complex with police stationed at their doors.
Many connected to the Australian Open have expressed frustration over their forced isolation, most commonly for the disruption to player preparation.
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Ford said he wishes he had held back even more doses to ensure everyone could get a second dose on time. The timeline of delivering second doses depends on the vaccine supply, said the memo.