Nick Kyrgios, of Australia, walks across the court after winning his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, takes a hard spill after returning a shot to Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, places eye drops in his eyes after receiving them from medical staff in his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Daniil Medvedev, of Russia, returns a shot to Nick Kyrgios, of Australia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Daniil Medvedev, left, of Russia, and Nick Kyrgios, right, of Australia, greet each other after Kyrgios won the match during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, signs autographs after winning his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, celebrates during his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, reacts to his play against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Daniil Medvedev, of Russia, reacts to his play against Nick Kyrgios, of Australia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Nick Kyrgios, of Australia, takes a bow after winning his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)Daniil Medvedev devuelve ante Nick Kyrgios durante la cuarta ronda del US Open, el domingo 4 de septiembre de 2022, en Nueva York. (AP Foto/Adam Hunger)Daniil Medvedev, front, of Russia, walks over to check on Nick Kyrgios, of Australia, who took a hard spill after returning a shot during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)
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Nick Kyrgios, of Australia, walks across the court after winning his match against Daniil Medvedev, of Russia, during the fourth round of the U.S. Open tennis championships, Sunday, Sept. 4, 2022, in New York. (AP Photo/Adam Hunger)
