As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INSPECTION, THE LEFT OVERWING EMERGENCY EXIT ON THE LEFT PASSENGER ESCAPE HATCH WAS FOUND TO BE BLOCKED. MAINTENANCE FOUND A SCREW THAT WAS NOT INSTALLED PROPERLY AND WAS BLOCKING THE DOOR FROM OPENING. THE SCREW WAS RE-INSTALLED AND OPERATIONAL CHECKS OF THE LEFT OVERWING EMERGENCY EXIT WERE GOOD. NO FURTHER DEFECTS WERE NOTED.