As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LT HYDRAULIC SYSTEM LOST APPROXIMATELY 2 GALLONS OF FLUID DURING APPROXIMATELY 2.25 HOURS OF FLIGHT EN ROUTE. THE AIRCRAFT LANDED AT ORD WITHOUT INCIDENT. MAINTENANCE FOUND THE HYDRAULIC LINE ON RUDDER SHUTOFF VALVE CRACKED. THE LINE WAS REPLACED AND THE LT HYDRAULIC SYSTEM WAS SERVICED TO FULL. LEAK CHECKS OF THE LINE WERE GOOD.