Austria's Dominic Thiem reacts as he plays Spain's Pablo Andujar during their first round match of the French Open tennis tournament at the Roland Garros stadium Sunday, May 30, 2021 in Paris. (AP Photo/Christophe Ena)

Spain's Pablo Andujar backhands to Austria's Dominic Thiem during their first round match of the French Open tennis tournament at the Roland Garros stadium Sunday, May 30, 2021 in Paris. (AP Photo/Christophe Ena)

Spectators watch Austria's Dominic Thiem playing Spain's Pablo Andujar during their first round match of the French Open tennis tournament at the Roland Garros stadium Sunday, May 30, 2021 in Paris. (AP Photo/Christophe Ena)