see more

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a backhand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Cameron Spencer/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a backhand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Cameron Spencer/Getty Images)

see more

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)

see more

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a shot in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Daniel Pockett/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a shot in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Daniel Pockett/Getty Images)

see more

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)

see more

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 18: Rafael Nadal of Spain plays a forehand in their round two singles match against Mackenzie McDonald of the United States during day three of the 2023 Australian Open at Melbourne Park on January 18, 2023 in Melbourne, Australia. (Photo by Mackenzie Sweetnam/Getty Images)