Jannik Sinner of Italy celebrates with his trophy after defeating Novak Djokovic of Serbia in the men's singles finals match for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Jannik Sinner of Italy speaks with his trophy after defeating Novak Djokovic of Serbia in the men's singles finals match for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Novak Djokovic of Serbia holds ups silver medal after losing the men's singles finals match to Jannik Sinner of Italy for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Jannik Sinner of Italy celebrates with his trophy after defeating Novak Djokovic of Serbia in the men's singles finals match for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Jannik Sinner of Italy celebrates with his trophy after defeating Novak Djokovic of Serbia in the men's singles finals match for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Jannik Sinner of Italy, right, chats with Novak Djokovic of Serbia during a trophy ceremony after their men's singles finals match for the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Sunday, Oct. 13, 2024. (AP Photo/Andy Wong)

Jannik Sinner of Italy, right, hugs with Tomas Machac of the Czech Republic after winning in their men's singles semifinals match of the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Saturday, Oct. 12, 2024. (AP Photo/Andy Wong)

Novak Djokovic of Serbia celebrates after defeating Taylor Fritz of the United States in the men's singles semifinals match of the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China, Saturday, Oct. 12, 2024. (AP Photo/Andy Wong)