As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BNA INFLIGHT DCA TO DFW - CREW REPORTED LEFT HYDRAULIC SYSTEM QUANTITY LOSS AND RIGHT ENGINE DRIVEN PUMP MAKING NOISE. LANDED BNA WITHOUT INCIDENT. FOUND NUMBER ONE ENGINE HYDRAULIC PUMP FAILED. REPLACED NUMBER ONE ENGINE HYDRAULIC PUMP AND LEFT HYDRAULIC SYSTEM FILTERS. NO DEBRIS FOUND IN FILTER BOWLS. SYSTEM GROUND CHECKED NORMAL OPERATION.