What was found
FLIGHT 5078 - EN ROUTE CVG-HTS RECEIVED A LEFT ENGINE THRUST REVERSER CAUTION MESSAGE, FLIGHT RETURNED TO CVG. DEFERRED THE LEFT ENGINE THRUST REVERSER PER MEL 78-30-01.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5078 - EN ROUTE CVG-HTS RECEIVED A LEFT ENGINE THRUST REVERSER CAUTION MESSAGE, FLIGHT RETURNED TO CVG. DEFERRED THE LEFT ENGINE THRUST REVERSER PER MEL 78-30-01.