What was found
AIRCRAFT WAS FLYING LOW SPEED OVER A CORN FIELD AT NIGHT FOR FROST PREVENTION. ON RETURN LEG TO AIRPORT FOR REFUELING. AT 11:30 PM AIRCRAFT DEVELOPED SEVERE MAIN ROTOR VIBRATION. UPON SHUTDOWN, FOUND CRACK IN BLADE AREA.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS FLYING LOW SPEED OVER A CORN FIELD AT NIGHT FOR FROST PREVENTION. ON RETURN LEG TO AIRPORT FOR REFUELING. AT 11:30 PM AIRCRAFT DEVELOPED SEVERE MAIN ROTOR VIBRATION. UPON SHUTDOWN, FOUND CRACK IN BLADE AREA.