US Open Men Singles
during the men's singles final of the US Open tennis championships, Sunday, Sept. 13, 2020, in New York. (AP Photo/Seth Wenig)

during the men's singles final of the US Open tennis championships, Sunday, Sept. 13, 2020, in New York. (AP Photo/Seth Wenig)

Sep. 13, 2020 06:48 PM EDT
Dominic Thiem, of Austria, reacts after defeating Alexander Zverev, of Germany, in the men's singles final of the US Open tennis championships, Sunday, Sept. 13, 2020, in New York. (AP Photo/Seth Wenig)

Dominic Thiem, of Austria, reacts after defeating Alexander Zverev, of Germany, in the men's singles final of the US Open tennis championships, Sunday, Sept. 13, 2020, in New York. (AP Photo/Seth Wenig)

Sep. 13, 2020 08:24 PM EDT