As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE NR 2 ENGINE LOST OIL PRESSURE WHILE IN FLIGHT AND THE RIGHT OIL PRESSURE LIGHT ILLUMINATED. THE NR 2 ENGINE WAS SHUTDOWN AND THE AIRCRAFT WAS RETURNED TO IAH WHERE IT LANDED WITHOUT INCIDENT. THE NR 2 ENGINE WAS REMOVED AND REPLACED. *S/D* ANALYSIS REVEALED OIL PUMP BEARING FAILURE.