Australian Open Men Singles

Victoria Azarenka of Belarus waves after defeating Jessica Pegula of the U.S. in their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023 (AP Photo/Ng Han Guan)

Jessica Pegula of the U.S. reacts after losing a point to Victoria Azarenka of Belarus during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Dita Alangkara)

Victoria Azarenka of Belarus reacts after defeating Jessica Pegula of the U.S. in their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Ng Han Guan)

Karen Khachanov, right, of Russia gestures to Sebastian Korda of the U.S. after Korda withdrew from their match with an injured wrist during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Dita Alangkara)

Victoria Azarenka of Belarus plays a backhand return to Jessica Pegula of the U.S. during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Ng Han Guan)

Jessica Pegula of the U.S. reacts during her quarterfinal against Victoria Azarenka of Belarus at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Ng Han Guan)

Karen Khachanov, left, of Russia consoles Sebastian Korda of the U.S. after Korda withdrew from their quarterfinal match with an injured wrist at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023 (AP Photo/Ng Han Guan)

Victoria Azarenka of Belarus reacts after defeating Jessica Pegula of the U.S. in their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Aaron Favila)

Jessica Pegula, right, of the U.S. embraces Victoria Azarenka of Belarus following their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Aaron Favila)

Jessica Pegula of the U.S. plays a shot back over her head to Victoria Azarenka of Belarus during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Dita Alangkara)

Victoria Azarenka of Belarus waves after defeating Jessica Pegula of the U.S. in their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Aaron Favila)

Stefanos Tsitsipas of Greece reacts after defeating Jiri Lehecka of the Czech Republic in their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Ng Han Guan)

Jiri Lehecka of the Czech Republic reacts after losing a point to Stefanos Tsitsipas of Greece during their quarterfinal match at the Australian Open tennis championship in Melbourne, Australia, Tuesday, Jan. 24, 2023. (AP Photo/Dita Alangkara)