As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE POWER SECTION WAS HARD TO ROTATE WHEN BROUGHT INTO TEAR-DOWN INVESTIGATION AREA. PRE-INSPECTION REVEALED THE NR 2 STAGE 4 PT BLADES HAD FRACTURED AT THE ROOT, 6 ARE FRACTURED FROM .200 INCH TO .500 INCH IN FROM THE ROOT, THE REMAINING BLADES ARE FRACTURED AT THE BLADE SHROUD AREA. THE 2ND STAGE DISK AND BLADES WERE SENT TO PCW FOR INVESTIGATION AND ARE THE PRIMARY SUSPECT FOR THE FAILURE.