As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOP OF DESCENT, NR 3 ENGINE SHUT DOWN. THE CAUSE OF THE IFSD WAS THE FAILURE OF THE STATOR VANE ACTUATOR. THE ACTUATOR EXPERIENCED A DUAL CHANNEL TRACK CHECK FAULT AND DID NOT GO TO THE COMMANDED POSITION. THE STATOR VANE ACTUATOR WAS CHANGED AND AIRCRAFT RETURNED TO SERVICE.