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MELBOURNE, AUSTRALIA - FEBRUARY 11: Thiago Monteiro of Brazil plays a forehand in his Men's Singles second round match against Andrey Rublev of Russia during day four of the 2021 Australian Open at Melbourne Park on February 11, 2021 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)

MELBOURNE, AUSTRALIA - FEBRUARY 11: Thiago Monteiro of Brazil plays a forehand in his Men's Singles second round match against Andrey Rublev of Russia during day four of the 2021 Australian Open at Melbourne Park on February 11, 2021 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)