US Open: Roger Federer knocked out of quarterfinals by Grigor Dimitrov

Grigor Dimitrov slammed Roger Federer by 3-6, 6-4, 3-6, 6-4, 6-2 to reach his first US Open semi-final. He has become the lowest-ranked player to do so since 1991. Dimitrov, who had dropped all seven prior meetings with Federer, made a dramatic comeback to defeat the Swiss legend at Arthur Ashe Stadium and will face Russian fifth seed Medvedev in Friday’s semis.

Baby Fed Dimitrov sends Federer to an express exit from US Open

In an intense five-set match, Bulgarian tennis player Grigor Dimitrov registered a…