MELBOURNE, AUSTRALIA - JANUARY 17: Alexander Zverev of Germany in action in his second round match against Jeremy Chardy of France during day four of the 2019 Australian Open at Melbourne Park on January 17, 2019 in Melbourne, Australia.
MELBOURNE, AUSTRALIA - JANUARY 17: Alexander Zverev of Germany in action in his second round match against Jeremy Chardy of France during day four of the 2019 Australian Open at Melbourne Park on January 17, 2019 in Melbourne, Australia.