ATP roundup: Qualifier stuns No. 1 seed Andrey Rublev in Hangzhou
French qualifier Valentin Royer ousted No. 1 seed Andrey Rublev 6-4, 7-6 (2) on Saturday at the Lynx & Co Hangzhou Open in China.,It was the opener foFrench qualifier Valentin Royer ousted No. 1 seed Andrey Rublev 6-4, 7-6 (2) on Saturday at the Lynx & Co Hangzhou Open in China.,It was the opener fo