MELBOURNE, AUSTRALIA - JANUARY 28: Novak Djokovic of Serbia arriving by car to the trophy presentation where he will receive the Norman Brookes Challenge Cup after winning the 2019 Australian Open at Picnic Point, Royal Botanical Gardens on January 28, 2019 in Melbourne, Australia. (Photo by James D. Morgan/Getty Images)

Defending men's champion Serbia's Novak Djokovic practices on Margaret Court Arena ahead of the Australian Open tennis championship in Melbourne, Australia, Thursday, Jan. 13, 2022. AP Photo/Mark Baker)

(FILES) This file photo taken on February 12, 2021 shows Serbia's Novak Djokovic reacting while playing against Taylor Fritz of the US during their men's singles match on day five of the Australian Open tennis tournament in Melbourne. Novak Djokovic lost his bid to avoid deportation from Australia on January 16, 2022, with a Federal Court unanimously rejecting his appeal to stay in the country and defend his Australian Open title.,Image: 653358380, License: Rights-managed, Restrictions: -- IMAGE RESTRICTED TO EDITORIAL USE - STRICTLY NO COMMERCIAL USE --, Model Release: no, Credit line: Profimedia

Novak Djokovic is seen in what it could be his final practice at the 2022 Australian Open at Melbourne Park in Melbourne, Australia on January 14, 2022. Australia has revoked tennis star Novak Djokovic's visa for a second time in a row over his right to remain in the country unvaccinated. The decision by Immigration Minister Alex Hawke means Djokovic now faces being deported. However, the 34-year-old Serbian can still launch another legal challenge to remain in the country.,Image: 652818714, License: Rights-managed, Restrictions: , Model Release: no, Credit line: Profimedia