As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, NR 2 HYDRAULIC SYSTEM PRESSURE FELL TO ZERO PSI AND WARNING LIGHT ILLUMINATED. FLIGHT RETURNED TO AIRPORT AND LANDING GEAR WAS EXTENDED WITH EMERGENCY SYSTEM. INSPECTION REVEALED NR 2 HDRAULIC SYSTEM PRESSURE LINE FROM HYDRAULIC PUMP HAD FAILED ALLOWING ALL HYDRAULIC FLUID FROM NR 2 SYSTEM TO LEAK OUT. STEEL BRAID COVERING HOSE WAS ABRADED WHERE LEAK ORIGINATED.