see more

MELBOURNE, AUSTRALIA - JANUARY 19: Denisa Allertova of the Czech Republic plays a forehand in her third round match against Magda Linette of Poland on day five of the 2018 Australian Open at Melbourne Park on January 19, 2018 in Melbourne, Australia. (Photo by Clive Brunskill/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 19:  Denisa Allertova of the Czech Republic plays a forehand in her third round match against Magda Linette of Poland on day five of the 2018 Australian Open at Melbourne Park on January 19, 2018 in Melbourne, Australia.  (Photo by Clive Brunskill/Getty Images)