MELBOURNE, AUSTRALIA - JANUARY 18: Donna Vekic of Croatia poses at Autograph Island during day three of the 2017 Australian Open at Melbourne Park on January 18, 2017 in Melbourne, Australia. (Photo by Vince Caligiuri/Getty Images)
MELBOURNE, AUSTRALIA - JANUARY 18: Donna Vekic of Croatia poses at Autograph Island during day three of the 2017 Australian Open at Melbourne Park on January 18, 2017 in Melbourne, Australia. (Photo by Vince Caligiuri/Getty Images)