Juan-Sebastian Cabal, of Colombia, plays in a doubles match during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Australian doubles team of Ashleigh Barty, right, and Storm Sanders talk during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Storm Sanders, of Australia, returns a shot during her doubles match during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Barbora Krejcikova, of the Czech Republic, tries to return a shot during her doubles match during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Ashleigh Barty, of Australia, reacts during her doubles match during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Joe Salisbury, of Britain, dives for a shot during his doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Ashleigh Barty, of Australia, returns a shot during her doubles match during the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Joe Salisbury, of Britain, reacts during his doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Kei Nishikori, right, and Ben McLachlan, of Japan, bump fists during the quarterfinal round of men's doubles tennis competition against Nikola Mektic, bottom left, and Mate Pavic, of Croatia, at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Nikola Mektic, right, and Mate Pavic, of Croatia, bump fists during the quarterfinal round of men's doubles tennis competition against Kei Nishikori, and Ben McLachlan, of Japan, at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

A screen displays the Tokyo 2020 Summer Olympics logo in Ariake Coliseum during the quarterfinal round of men's doubles tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Kei Nishikori, center, and Ben McLachlan, of Japan, return to Nikola Mektic, bottom left, and Mate Pavic, of Croatia, during the quarterfinal round of men's doubles tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The British doubles team of Joe Salisbury, right, and Andy Murray talk during their doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Andy Murray, of Britain, plays during his doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Joe Salisbury, of Britain, dives for a shot during his doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Joe Salisbury, of Britain, reacts after losing a point during his doubles match in the quarterfinals of the tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Kei Nishikori, right, and Ben McLachlan, of Japan, return to Nikola Mektic and Mate Pavic, of Croatia, during the quarterfinal round of men's doubles tennis competition at the 2020 Summer Olympics, Wednesday, July 28, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)