As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING FLIGHT PILOT REPORTED AN ENGINE CHIP WARNING LIGHT. DURING SERVICEABILITY CHECK 2ND CHIP LIGHT REPORTED. THE ENGINE WAS DISASSEMBLED. THE TURBINE SECTION OF THE ENGINE, IN THE NR 5 BEARING AREA THE SNAP RING AND SPACER WERE UNSEATED AND RESTING ON THE POWER TURBINE SHAFTING. FURTHER INSPECTION REVEALED THAT A BALL OF THE NR 5 BEARING WAS MISSING. THE TURBINE FORWARDED TO AN OVERHAUL FACILITY.