As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CKB - NR 2 ENGINE FAILED SCHEDULED BORESCOPE INSPECTION. FOUND ONE BLADE WITH MISSING MATERIAL. REPLACED ENGINE. AIRCRAFT OPERATIONAL CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE. ENGINE UNDER INVETIGATION AT GE.INVESTIGATION BY THE ENGINE MANUFACTURER (GE) HAS BEEN COMPLETED. IT HAS BEEN CONCLUDED THAT MODIFICATION TO THE HPT1 DAMPNER (ALONG WITH RE-WORK OF THE ACCELERATOR) IS THE CORRECTIVE ACTION FOR THIS REMOVED ENGINE. A PLAN HAS BEEN DEVISED TO INCORPORATE THIS MOD IN THE NEXT FEW QUARTERS.