A fearless andrey rublev outfoxed Roger Federer 6-3 6-4 in the third round of the Cincinnati Masters.
The Russian qualifier broke the third seeded Swiss in his first two service games and won 81% of his first serve points to wrap up the upset in just over an hour.
The 21-year-old shed tears of joy after pulling off the biggest win of his career.
The win sets up an all-Russian quarter-final with ninth seed Daniil Medvedev.