As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STL - DURING CLIMB, RIGHT HAND ENGINE LOW OIL PRESSURE LIGHT ILLUMINATED. RIGHT ENGINE OIL QUANTITY DROPPED TO ZERO. CREW SHUT DOWN RIGHT ENGINE. WINDMILL TIME WITH ZERO OIL PRESSURE 10 MINUTES. LANDED STL WITHOUT INCIDENT. FOUND BLOWN FILTER O-RING IN GEARBOX. REPLACED NUMBER TWO ENGINE. SYSTEM GROUND CHECKED NORMAL OPERATION.