As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) ON DESCENT #3 ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED, ACCOMPANIED WITH A DROP IN OIL PRESSURE INDICATION. THE FLIGHT CONTINUED WITH THE OIL PRESSURE LIGHT BEING EXTINGUISHED BY MANIPULATION OF THE #3 ENGINE THRUST LEVER. POST FLIGHT INSPECTION FOUND THE #3 ENGINE MAIN OIL FILTER WITH METAL CONTAMINATION. THE ENGINE WAS REMOVED FROM THE AIRCRAFT.