MELBOURNE, AUSTRALIA - JANUARY 24 : Rafael Nadal of Spain serves the ball during the semifinals on day 11 of the Australian Open on January 24 2019, at Melbourne Park in Melbourne, Australia.(Photo by Jason Heidrich/Icon Sportswire via Getty Images)
MELBOURNE, AUSTRALIA - JANUARY 24 : Rafael Nadal of Spain serves the ball during the semifinals on day 11 of the Australian Open on January 24 2019, at Melbourne Park in Melbourne, Australia.(Photo by Jason Heidrich/Icon Sportswire via Getty Images)