As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FOLLOWING IS A SUPPLEMENT TO MRR NR 960534. SUBEQUENT FINDINGS AFTER ENGINE TEAR DOWN REVEALED THAT THE NR 4 AND NR 5 SCAVENGE PUMP FAILED RESULTING IN THE OIL STARVATION AND FAILURE OF THE NR 4 BEARING AND SUBSEQUENT DAMAGE TO THE 12 AND 13 STAGE BLADES AND 12 STAGE DISK.