SHANGHAI, CHINA - OCTOBER 12: Casper Ruud of Norway celebrates the victory in the Men's Singles Third Round match against Learner Tien of the United States on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Learner Tien of the United States returns a shot in the Men's Singles Third Round match against Casper Ruud of Norway on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Learner Tien of the United States returns a shot in the Men's Singles Third Round match against Casper Ruud of Norway on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Casper Ruud of Norway returns a shot in the Men's Singles Third Round match against Learner Tien of the United States on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Learner Tien of the United States returns a shot in the Men's Singles Third Round match against Casper Ruud of Norway on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Casper Ruud of Norway returns a shot in the Men's Singles Third Round match against Learner Tien of the United States on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Casper Ruud of Norway returns a shot in the Men's Singles Third Round match against Learner Tien of the United States on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)

SHANGHAI, CHINA - OCTOBER 12: Casper Ruud of Norway returns a shot in the Men's Singles Third Round match against Learner Tien of the United States on Day six of 2026 Rolex Shanghai Masters at Qi Zhong Tennis Centre on October 12, 2026 in Shanghai, China. (Photo by Shi Tang/Getty Images)