Peng Shuai of China returns the ball during the women's singles third round match against Jelena Ostapenko of Latvia at the China Open tennis tournament in Beijing on Oct. 5, 2017. Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia hugs with Peng Shuai of China after their women's singles third round match at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia celebrates during the women's singles third round match against Peng Shuai of China at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia returns the ball during the women's singles third round match against Peng Shuai of China at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia returns the ball during the women's singles third round match against Peng Shuai of China at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Peng Shuai of China waves to the spectators after she retired due to injury inthe women's singles third round match against Jelena Ostapenko of Latvia at the China Open tennis tournament in Beijing on Oct. 5, 2017. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia returns the ball during the women's singles third round match against Peng Shuai of China at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Jelena Ostapenko of Latvia returns the ball during the women's singles third round match against Peng Shuai of China at the China Open tennis tournament in Beijing on Oct. 5, 2017. Jelena Ostapenko advanced to the next round after Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Peng Shuai of China reacts during the women's singles third round match against Jelena Ostapenko of Latvia at the China Open tennis tournament in Beijing on Oct. 5, 2017. Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
Peng Shuai of China returns the ball during the women's singles third round match against Jelena Ostapenko of Latvia at the China Open tennis tournament in Beijing on Oct. 5, 2017. Peng retired in the first set due to injury. (Xinhua/Zhang Chenlin)
