As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT NOTED UNCOMMANDED LEFT ENGINE TORQUE AND ITT INCREASE IN FILGHT ON INITIAL APPROACH TO MKE. NO RESPONSE TO POWER LEVER INPUT. PILOT SHUTDOWN ENGIEN AND DIVERTED TO RFD. DURING REMOVAL OF FCU FOR TROUBLESHOOTING NOTED FCU INPUT SHAFT COUPLING SHEARED, FORWARD FCU SHAFT BEARING FAILED, INPUT SHAFT SEIZED. FUEL NOTED IN HP FUEL PUMP/FCU COUPLING AREA. E8IA (M)