What was found
FLIGHT 7451 - AFTER TAKEOFF FROM CVG A LOUD RUMBLING NOISE WAS EMANATING FROM UNDER THE FLOOR AREA, FLIGHT RETURNED TO CVG FOR INVESTIGATION. RESEALED THE BELLY FAIRINGS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 7451 - AFTER TAKEOFF FROM CVG A LOUD RUMBLING NOISE WAS EMANATING FROM UNDER THE FLOOR AREA, FLIGHT RETURNED TO CVG FOR INVESTIGATION. RESEALED THE BELLY FAIRINGS.