Fans take a selfie with a photo of defending champion Novak Djokovic of Serbia ahead of first round matches at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 17, 2022. Djokovic was deported from Australia Sunday, Jan 16, after losing a bid to stay in the country to defend his Australian Open title despite not being vaccinated against COVID-19. (AP Photo/Hamish Blair)

Masked spectators arrive for the first round matches at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 17, 2022. (AP Photo/Hamish Blair)

Maria Sakkari of Greece waves after defeating Tatjana Maria of Germany in their first round match at the Australian Open tennis championships in Melbourne, Australia, Monday, Jan. 17, 2022. (AP Photo/Hamish Blair)