Grigor Dimitrov was up two sets to none on world No. 1 Jannik Sinner on Monday at Wimbledon, but was forced to retire due to an injury. His retirement was agonizing to watch as the 34-year-old Bulgarian bowed out despite having an incredible chance to knock off Sinner.

Dimitrov was playing fantastic tennis, running Sinner around the court and delivering booming serves. Dimitrov won the first set 6-3 and survived a hard-charging comeback attempt from the Italian in the second to take the set 7-5 and put the world No. 1 in a desperate position.

Grigor Dimitrov was forced to retire in the match despite winning the first two sets off of Sinner. The Bulgarian suffered an injury during the third set and was unable to continue, allowing Sinner to move on.