Grigor Dimitrov of Bulgaria returns the ball during the men's singles quarterfinal match against Belgium's David Goffin at the Australian Open tennis championships in Melbourne, Australia, Jan. 25, 2017. Dimitrov won 3-0. (Xinhua/Lui Siu Wai)
Grigor Dimitrov of Bulgaria returns the ball during the men's singles quarterfinal match against Belgium's David Goffin at the Australian Open tennis championships in Melbourne, Australia, Jan. 25, 2017. Dimitrov won 3-0. (Xinhua/Lui Siu Wai)