
Dominic Thiem of Austria returns a shot to Rafael Nadal of Spain the quarterfinal match of men's singles at the Italian Open tennis tournament in Rome, Italy, May 19, 2017. Thiem won 2-0. (Xinhua/Jin Yu)

Dominic Thiem of Austria returns a shot to Rafael Nadal of Spain the quarterfinal match of men's singles at the Italian Open tennis tournament in Rome, Italy, May 19, 2017. Thiem won 2-0. (Xinhua/Jin Yu)