As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) TURBOMACHINE WAS SENT FOR INVESTIGATION AND REPAIR AFTER THE OPERATOR REPORTED 2ND STAGE PT BLADE DAMAGE. DISASSEMBLY FOUND THE CAUSE OF THE PT BLADE DAMAGE ON THE TURBOMACHINE WAS A FRACTURE OF ONE, 2ND STAGE PT BLADE HALF WAY DO WN THE AIRFOIL AND THE RESULTING LOSS OF HALF OF THE AIRFOIL.