Tiafoe into all-American US Open semi vs. Fritz
Frances Tiafoe reached the US Open semifinals for the second time in three years when his quarterfinal opponent, Grigor Dimitrov, stopped playing because of an injury in the fourth set Tuesday night.
Frances Tiafoe reached the US Open semifinals for the second time in three years when his quarterfinal opponent, Grigor Dimitrov, stopped playing because of an injury in the fourth set Tuesday night.