As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON DESCENT INTO PIT, FROM DFW, CAPTAIN REPORTED A LOSS OF 'B' HYDRAULIC SYSTEM PRESSURE ALONG WITH FLUID LOSS TO ONE-QUARTER. CREW DECLARED AN EMERGENCY. FLIGHT LANDED WITHOUT INCIDENT AND TAXIED TO THE GATE. MAINTENANCE FOND THE NR 2 ENGINE DRIVEN HYDRAULIC PUMP LEAKING. REMOVED AND REPLACED PUMP PER MM 29-15-12. OPERATIONAL CHECK AND LEAK CHECK GOOD. (M)