As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING FLIGHT, THE NR 1 ENGINE OIL PRESSURE WENT INTO THE YELLOW. IT THEN WENT BELOW 20 PSI, MASTER WARNING AND LOW OIL PRESSURE ANNUNCIATOR ILLUMINATED. THE ENGINE WAS SHUTDOWN IAW CHECKLIST. ACFT DIVERTED TO NORFOLK WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS PERFORMED