Grigor Dimitrov was forced to retire from his Wimbledon quarter-final against Jannik Sinner due to injury, but the Bulgarian may be back in time for the US Open

Grigor Dimitrov was forced to retire from his Wimbledon last-16 loss against Jannik Sinner on Monday night after suffering a muscle tear while two sets up

In a video of the moment, it looked as though the 34-year-old Dimitrov injured a pectoral muscle on a volley. Almost immediately after the hit, he fell to the ground, clutching the right side of his chest in pain.