Grigor Dimitrov Us Open 2024.  — frances tiafoe advanced to the us open semifinals for the second time in three years on tuesday after grigor dimitrov retired with a leg injury in the fourth set. Frances tiafoe in the quarterfinals of the 2024 us open.don't miss a moment of the us open!

 — follow the us open men tennis match between grigor dimitrov and frances tiafoe live with eurosport. Follow the us open men tennis match between tallon griekspoor.