The United States doubles team of Tennys Sandgren, left, and Austin Krajicek play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The United States doubles team of Tennys Sandgren, bottom, and Austin Krajicek play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, left, and Marcus Daniell react after winning a point during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The United States doubles team of Tennys Sandgren, left, and Austin Krajicek celebrate during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Australian doubles team of Ashleigh Barty, left, and John Peers play during a semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell celebrate with the flag of their country after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, left, and Marcus Daniell react after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell celebrate after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell celebrate with the flag of their country after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell play during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, left, and Marcus Daniell react after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Tennys Sandgren, of the United States, bottom, reacts after losing a point while playing a team from New Zealand during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The New Zealand doubles team of Michael Venus, right, and Marcus Daniell celebrate with the flag of their country after defeating the team from the United States during the men's doubles bronze medal match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Russian Olympic Committee mixed doubles team of Anastasia Pavlyuchenkova, left, and Andrey Rublev, play during a semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Russian Olympic Committee mixed doubles team of Anastasia Pavlyuchenkova, left, and Andrey Rublev, play during a semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Bronze medalists Michael Venus and Marcus Daniell, of New Zealand, pose with their medals during a ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The Russian Olympic Committee mixed doubles team of Elena Vesina, right, and Aslan Karatsev play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Novak Djokovic, of Serbia, falls down while returning a ball during a mixed doubles semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Russian Olympic Committee mixed doubles team of Anastasia Pavlyuchenkova, left, and Andrey Rublev, play during a semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Russian Olympic Committee mixed doubles team of Elena Vesina, right, and Aslan Karatsev celebrate after winning their semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Serbian mixed doubles team of Novak Djokovic, right, and Nina Stojanovic leave the court after being defeated by a team from the Russian Olympic Committee during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Serbian mixed doubles team of Novak Djokovic, right, and Nina Stojanovic play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Novak Djokovic, of Serbia, falls down while returning a ball during a mixed doubles semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Marin Cilic, left, and Ivan Dodig, of Croatia, pose with their silver medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The Russian Olympic Committee mixed doubles team of Elena Vesina, right, and Aslan Karatsev play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Serbian mixed doubles team of Novak Djokovic, right, and Nina Stojanovic play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Mate Pavic, left, and Nikola Mektic, of Croatia, pose with their gold medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Marin Cilic, left, and Ivan Dodig, of Croatia, pose with their silver medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The Serbian mixed doubles team of Novak Djokovic, left, and Nina Stojanovic play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Mate Pavic, left, and Nikola Mektic, of Croatia, pose with their gold medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Michael Venus, left, of New Zealand, gives teammate Marcus Daniell his bronze medal during a ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The Serbian mixed doubles team of Novak Djokovic, right, and Nina Stojanovic play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

The Russian Olympic Committee mixed doubles team of Elena Vesina, right, and Aslan Karatsev play during the semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Bronze medalists Michael Venus and Marcus Daniell, of New Zealand, pose with their medals during a ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Mate Pavic, left, and Nikola Mektic, of Croatia, pose with their gold medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Marin Cilic, left, and Ivan Dodig, of Croatia, pose with their silver medals during a medals ceremony for the men's doubles tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

The Russian Olympic Committee mixed doubles team of Elena Vesina, right, and Aslan Karatsev celebrate after winning their semifinals match of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Novak Djokovic, of Serbia, returns a shot during a mixed doubles semifinals of the tennis competition at the 2020 Summer Olympics, Friday, July 30, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Luisa Stefani, left, and Laura Pigossi, of Brazil, speak during the women's doubles bronze medal tennis match against Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Elena Vesnina, bottom left, and Veronika Kudermetova, of the Russian Olympic Committee, return to Laura Pigossi, top left, and Luisa Stefani, of Brazil, during the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, left, and Laura Pigossi, of Brazil, speak during the women's doubles bronze medal tennis match against Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, left, and Laura Pigossi, of Brazil, speak during the women's doubles bronze medal tennis match against Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, bottom right, and Laura Pigossi, of Brazil, return to Elena Vesnina, top left, and Veronika Kudermetova, of the Russian Olympic Committee, during the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, bottom right, and Laura Pigossi, of Brazil, return to Veronika Kudermetova, top left, and Elena Vesnina, of the Russian Olympic Committee, during the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Elena Vesnina, left, and Veronika Kudermetova, of the Russian Olympic Committee, high five during the women's doubles bronze medal tennis match against Luisa Stefani and Laura Pigossi, of Brazil, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Elena Vesnina, bottom left, and Veronika Kudermetova, of the Russian Olympic Committee, high five during the women's doubles bronze medal tennis match against Luisa Stefani and Laura Pigossi, of Brazil, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, top, and Laura Pigossi, of Brazil, celebrate after defeating Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, in the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, left, and Laura Pigossi, of Brazil, celebrate after defeating Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, in the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Laura Pigossi, bottom left, and Luisa Stefani, of Brazil, celebrate during the women's doubles bronze medal tennis match against Veronika Kudermetova, top left, and Elena Vesnina, of the Russian Olympic Committee, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, bottom right, and Laura Pigossi, of Brazil, celebrate during the women's doubles bronze medal tennis match against Elena Vesnina, top left, and Veronika Kudermetova, of the Russian Olympic Committee, at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, left, and Laura Pigossi, of Brazil, celebrate after defeating Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, in the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, center, and Laura Pigossi, of Brazil, celebrate after defeating Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, in the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)

Luisa Stefani, center, and Laura Pigossi, of Brazil, celebrate after defeating Veronika Kudermetova and Elena Vesnina, of the Russian Olympic Committee, in the women's doubles bronze medal tennis match at the 2020 Summer Olympics, Saturday, July 31, 2021, in Tokyo, Japan. (AP Photo/Patrick Semansky)