
Alexander Zverev of Germany celebrates victory after the quarterfinal match of men's singles against Milos Raonic of Canada at the Italian Open tennis tournament in Rome, Italy, May 19, 2017. Alexander Zverev won 2-0. (Xinhua/Jin Yu)

Alexander Zverev of Germany celebrates victory after the quarterfinal match of men's singles against Milos Raonic of Canada at the Italian Open tennis tournament in Rome, Italy, May 19, 2017. Alexander Zverev won 2-0. (Xinhua/Jin Yu)