As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE OIL PRESS DROPPED TO 30 PSI, LEFT ENGINE LIGHT ILLUMINATED. NR 1 ENGINE SHUTDOWN IN FLIGHT. AIRCRAFT LANDED WITHOUT FURTHER PROBLEM. NR 1 ENGINE CENTRIFUGAL CARBON SEAL FOUND CRACKED. CARBON SEAL REPLACED AND ENGINE OPS CHECKED GOOD. NO LEAKS OR OIL LOSS NOTED.