Spain's Carlos Alcaraz celebrates as he won the quarterfinal match of the French Tennis Open against Tommy Paul of the U.S. at the Roland-Garros stadium in Paris.

Winner Spain's Carlos Alcaraz, back to the camera, hugs with Tommy Paul of the U.S. after their the quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

Tommy Paul of the U.S. plays a shot against Spain's Carlos Alcaraz during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

Spain's Carlos Alcaraz plays a shot against Tommy Paul of the U.S. during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

Spain's Carlos Alcaraz plays a shot against Tommy Paul of the U.S. during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

A fan holds Spain's flag during the quarterfinal match of the French Tennis Open between Tommy Paul of the U.S. and Spain's Carlos Alcaraz at the Roland-Garros stadium in Paris.

Tommy Paul of the U.S. drops his racket as he plays against Spain's Carlos Alcaraz during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

Tommy Paul of the U.S. plays a shot against Spain's Carlos Alcaraz during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.

Spain's Carlos Alcaraz plays a shot against Tommy Paul of the U.S. during their quarterfinal match of the French Tennis Open at the Roland-Garros stadium in Paris.