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Matteo Berrettini

Matteo Berrettini of Italy celebrates after defeating Dominic Thiem of Austria in the men's singles quarterfinals match at the Shanghai Masters tennis tournament at Qizhong Forest Sports City Tennis Center in Shanghai, China

Photo by AP/PTI

Berrettini won in three hours and 57 minutes.

AP

Meanwhile, Berrettini (in pic) defeated Gael Monfils 3-6, 6-3, 6-2, 3-6, 7-6 (7-5) to reach a first Grand Slam semi-final at the US Open.

AP