Karolina Pliskova, of the Czech Republic, plays Carla Suárez Navarro, of Spain, during the second round of the tennis competition at the 2020 Summer Olympics, Monday, July 26, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Karolina Pliskova, of the Czech Republic, plays Carla Suárez Navarro, of Spain, during the second round of the tennis competition at the 2020 Summer Olympics, Monday, July 26, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Carla Suárez Navarro, of Spain, plays Karolina Pliskova, of the Czech Republic, during the second round of the tennis competition at the 2020 Summer Olympics, Monday, July 26, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)

Karolina Pliskova, of the Czech Republic, reacts while playing Carla Suárez Navarro, of Spain, during the second round of the tennis competition at the 2020 Summer Olympics, Monday, July 26, 2021, in Tokyo, Japan. (AP Photo/Seth Wenig)