As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3308 - DIV - INTO JFK DUE TO G SYS LEAK ECAM MSG AND HYD QTY INDICATING BELOW AMBER MARK. ALTERNATE GEAR EXTENSION EXECUTED. CORRECTIVE ACTION: GREEN BRAKING MANIFOLD FOUND LEAKING FROM PLUG DUE TO DAMAGED PACKING. REPLACED PACKING AND PERFORMED LEAK CHECKS. AS PRECAUTION, RAN MOTORS TO VERIFY NOT FURTHER LEAKS.