As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INITIAL DESCENT AT FLIGHT LEVEL 29,000 FEET, THE LEFT ENGINE EXPERIENCED AN UNCOMMANDED THRUST INCREASE. CREW RETARDED LEFT ENGINE THRUST LEVER TO IDLE AND N1 INDICATION REMAINED AT 92 PERCENT. CREW SHUT DOWN THE LEFT ENGINE, DIVERTED TO PIT, AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED THE LEFT ENGINE FUEL PUMP ASSEMBLY. ENGINE OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.