What was found
FIRST STAGE REDUCTION GEAR BEARING FAILED CAUSING GEAR TO BIND OR SEIZE CAUSING POWER TURBINE SHAFT TO SHEAR CAUSING ENGINE TO STOP. CAUSE OF BEARING FAILURE UNKNOWN.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FIRST STAGE REDUCTION GEAR BEARING FAILED CAUSING GEAR TO BIND OR SEIZE CAUSING POWER TURBINE SHAFT TO SHEAR CAUSING ENGINE TO STOP. CAUSE OF BEARING FAILURE UNKNOWN.