As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXPERIENCED SEVERE VIBRATION CLIMBING THROUGH 14,000 FEET. ACCOMPLISHED THE ENGINE FIRE SEVERE DAMAGE OR SEPARATION CHECKLIST 2.21.1 NR 1 ENGINE. FOUND NR 1 ENGINE WITH LPT FAILURE. REMOVED ENGINE, S/N 685854, INSTALLED S/N 6857837 PER WIC 71-002. THIS IS AN UNCONTAINED TURBINE FAILURE. (M)