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MELBOURNE, AUSTRALIA - JANUARY 17: Alexander Zverev of Germany in action against Daniel Altmaier of Germany in their first round match on Day 1 of the Australian Open tennis tournament, at Melbourne Park, in Melbourne, Australia, 17 January 2022. (Photo by Recep Sakar/Anadolu Agency via Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 17: Alexander Zverev of Germany in action against Daniel Altmaier of Germany in their first round match on Day 1 of the Australian Open tennis tournament, at Melbourne Park, in Melbourne, Australia, 17 January 2022. (Photo by Recep Sakar/Anadolu Agency via Getty Images)