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Grigor Dimitrov of Bulgaria serves during the men's singles third round match against Andrey Rublev of Russia at Australian Open 2018 in Melbourne, Australia, Jan. 19, 2018. Grigor Dimitrov won 3-1. (Xinhua/Bai Xuefei)
Grigor Dimitrov of Bulgaria serves during the men's singles third round match against Andrey Rublev of Russia at Australian Open 2018 in Melbourne, Australia, Jan. 19, 2018. Grigor Dimitrov won 3-1. (Xinhua/Bai Xuefei)