As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE INFLIGHT AT 35,000 FT FELT A THUMP, FOLLOWED BY A SLIGHT VIBRATION. ALL INDICATIONS NORMAL AND WITHIN PARAMETERS. ON DESCENT INTO SLC RIGHT NR 2 ENGINE VIBRATION INDICATION GRADUALLY INCREASED UP TO 2.5 BUT STILL WITHIN GREEN BAND ON GAUGE. ALL OTHER INDICATIONS NORMAL. ALL FAN BLADES ON RIGHT ENGINE REMOVED. FOUND SEVERAL FAN BLADES BENT ON RIGHT ENGINE. REINSTALLED ALL FAN BLADES IAW MM 72-00-00.