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MELBOURNE, AUSTRALIA - JANUARY 16: Alex De Minaur of Australia plays a forehand in his second round match against Henri Laaksonen of Switzerland during day three of the 2019 Australian Open at Melbourne Park on January 16, 2019 in Melbourne, Australia. (Photo by Mark Kolbe/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 16: Alex De Minaur of Australia plays a forehand in his second round match against Henri Laaksonen of Switzerland during day three of the 2019 Australian Open at Melbourne Park on January 16, 2019 in Melbourne, Australia. (Photo by Mark Kolbe/Getty Images)