With quarantines almost over, tennis set to start Down Under

FILE - In this Jan. 24, 2020, file photo, Serena Williams of the U.S. plays a shot to China's Wang Qiang in their third round singles match at the Australian Open tennis championship in Melbourne, Australia. A coronavirus-forced quarantine has mostly finished in Melbourne and Adelaide. That will mean most of the world’s top tennis players will go from two of the quietest weeks of their lives in Australia to three of the busiest. It was a controversial start to the government-mandated quarantine ahead of the Australian Open beginning Feb. 8, 2021. (AP Photo/Lee Jin-man, File)

Serbia's Novak Djokovic stands on the balcony at his accommodation in Adelaide, Australia, Tuesday, Jan. 19, 2021. Australian Open tournament director Craig Tiley defended Djokovic for appealing to Australian Open organizers to ease restrictions so players could move to private residences with tennis courts. (Morgan Sette/AAP Image via AP)

FILE - In this Jan. 10, 2019, file photo, Ash Barty of Australia hits a backhand to Elise Mertens of Belgium during their women's singles match at the Sydney International tennis tournament in Sydney. The world No. 1-ranked Barty on Thursday, Jan. 21, 2021, said she'll play in a one-day exhibition event in Adelaide on Jan. 29 which includes Serena Williams, Naomi Osaka and Simona Halep. (AP Photo/Rick Rycroft, File)

Spain's Rafael Nadal, center, arrives at Adelaide Airport ahead of the Australian Open tennis championship, Adelaide, Australia, Thursday, Jan. 14, 2021. Arriving players will serve a 14-day quarantine period ahead of the first Grand slam tennis tournament that is set to get underway on February 8 in Melbourne. (Morgan Sette/AAP Image via AP)

Japan's Naomi Osaka arrives at Adelaide Airport ahead of the Australian Open tennis championship, Adelaide, Australia, Thursday, Jan. 14, 2021. Arriving players will serve a 14-day quarantine period ahead of the first Grand slam tennis tournament that is set to get underway on February 8 in Melbourne. (Morgan Sette/AAP Image via AP)

Austria's Dominic Thiem, right, with an unidentified man, stands on the balcony at his accommodation in Adelaide, Australia, Tuesday, Jan. 19, 2021. Australian Open tournament director Craig Tiley defended Serbia's Novak Djokovic for appealing to Australian Open organizers to ease restrictions so players could move to private residences with tennis courts. (Morgan Sette/AAP Image via AP)

FILE - In this Jan. 29, 2016 file photo, Tennis Australia CEO and Australian Open Tournament Director, Craig Tiley answers questions at a press conference at the Australian Open tennis championships in Melbourne, Australia. Tiley said Jan. 19, 2021, that he has ruled out any change in the best-of-five format for men's play at the Australian Open as three more COVID-19 cases were reported among the international arrivals for the tournament beginning Feb. 8.(AP Photo/Vincent Thian,File)

Unknown tennis players are escorted to their training session in Melbourne, Australia, Monday, Jan. 18, 2021.The number of players in hard quarantine swelled to 72 ahead of the Australian Open after a fifth positive coronavirus test was returned from the charter flights bringing players, coaches, officials and media to Melbourne for the season-opening tennis major. (Luis Ascui/AAP Image via AP)

FILE - In this March 21, 2019 file photo, Bianca Andreescu, of Canada, left, talks with her coach Sylvain Bruneau during her match against Irina Camelia Begu, of Romania, at the Miami Open tennis tournament in Miami Gardens, Fla. Bruneau has released a statement, Sunday, Jan. 17, 2021, saying he was the positive coronavirus case aboard the flight from Abu Dhabi to Melbourne and he had followed all protocols and procedures, including producing a negative test within 72 hours before the flight departure and has "no idea how I might have contracted the virus." (AP Photo/Lynne Sladky, File)