As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOP RUDDER HINGE BOLT LOOSENED FROM THE SELF LOCKING NUT PLATE AND CAME OUT CAUSING THE RUDDER ASSEMBLY TO DETACH FROM THE AC COMPLETELY DURING FLIGHT AT 2000 AGL. THIS BOLT SHOULD HAVE SOME TYPE OF RETAINING MECHANISM IN ADDITION TO THE SELF LOCKING NUT PLATE. (NM07200502996) (K)