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Frances Tiafoe has advanced to his second US Open semi-final after Grigor Dimitrov retired due to injury in their quarter-final clash.Tiafoe was winning 6-3, 6-7, 6-3 and ahead by 4-1 in the fourth set when Dimitrov withdrew, handing the American the victory.
Tiafoe’s win keeps alive his hopes of ending a 21-year drought without an American US Open men’s champion.
He has looked in good form on home soil, surviving a five-set thriller against Ben Shelton and beating Alexei Popyrin to reach this stage.
Dimitrov, who has returned to the top ten in the world rankings, posed a significant threat, holding a head-to-head advantage over Tiafoe with three wins from their four previous meetings. However, injury ultimately curtailed his challenge, sending Tiafoe through to the semi-finals.
Tiafoe’s victory comes two years after his deepest run at a grand slam on home soil. He will now face a new challenge in the semi-finals as he bids to become the first American man to win the US Open since Andy Roddick in 2003.
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