As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING START NR 2 ENGINE MADE A LOUD NOISE. THE PILOT STOPPED THE STARTING ATTEMPT AND SECURED THE ENGINE. THE GROUND CREWS FOUND THE PROPELLER WAS DIFFICULT TO ROTATE. THE INSPECTION REVEALED 2 DAMAGE PT1 BLADES. THE ENGINE WAS CHANGED AND ACFT RETURNED TO SERVICE. THE ENGINE WAS SENT FOR REPAIR.