As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE CREW REPORTED NR 1 ENGINE VIBRATION IN FLIGHT. THE AIRCRAFT DIVERTED INTO DAYTON AND LANDED. AFTER LANDING THE NR 1 ENGINE HAD A SMALL FIRE OUT THE BACK OF THE ENGINE. THE FIRE WAS EXTINGUISHED AND NO OTHER INCIDENT OCCURRED. MAINTENANCE REPLACED THE NR 1 ENGINE AND OPERATIONAL CHECKS WERE GOOD.