As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 7519 DFW TO IAD. CREW REPORTED LOSS OF HYD IN FLIGHT REACHED 0 PERCENT, DIVERTED TO MEM. ON WALKAROUND FOUND LEAK AT NR 1 ENG. ON CALL MTX REPORTS THAT THE ENGINE DRIVEN PUMP IS LEAKING AT THE CASING HALF. REMOVED AND REPLACED NR 1 ENG HYP PUMP.