South Korea's Shin Yu-bin, right, and Choi Hyo-joo compete during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, left, and Choi Hyo-joo react during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, right, and Choi Hyo-joo gesture during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, right, and Choi Hyo-joo compete during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

Poland's Natalia Partyka, left, and Natalia Bajor gesture during the table tennis women's team round of 16 against South Korea's Shin Yu-bin and Choi Hyo-joo at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, right, and Choi Hyo-joo compete during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Jeon Ji-hee competes during the table tennis women's team round of 16 against Poland's Li Qian at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Jeon Ji-hee reacts during the table tennis women's team round of 16 against Poland's Li Qian at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin competes during the table tennis women's team round of 16 against Poland's Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

Poland's Natalia Partyka, right, and Natalia Bajor gesture during the table tennis women's team round of 16 against South Korea's Shin Yu-bin and Choi Hyo-joo at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, second right, and Choi Hyo-joo, left, compete during the table tennis women's team round of 16 against Poland's Natalia Partyka, right, and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Jeon Ji-hee reacts during the table tennis women's team round of 16 against Poland's Li Qian at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Shin Yu-bin, left, and Choi Hyo-joo celebrate during the table tennis women's team round of 16 against Poland's Natalia Partyka and Natalia Bajor at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)

South Korea's Jeon Ji-hee gestures during the table tennis women's team round of 16 against Poland's Li Qian at the 2020 Summer Olympics, Monday, Aug. 2, 2021, in Tokyo. (AP Photo/Kin Cheung)