As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
JFK - INFLIGHT ORD-LGA. CREW REPORTED ON APPROACH LEFT ENGINE THROTTLE WAS NOT ABLE TO MOVE OR ADJUST ENGINE POWER SETTING. EMERGENCY DECLARED DIVERTED JFK LANDED WITHOUT INCIDENT. UPON LANDING CREW SHUT DOWN ENGINE. AIRCRAFT REMOVED FROM SERVICE. REPLACED THRUST REVERSER CONTROL VALVE SECTOR. SYSTEM GROUND CHECKED NORMAL OPERATION.