As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VHF ANTENNA WAS FOUND LOOSE ON THE LOWER FUSELAGE FAIRING, JUST FWD OF THE WING. AFTER DISASSEMBLY, IT WAS DETERMINED THAT THE ANTENNA ATTACHMENT STRUCTURE TO THE FUSELAGE WAS CRACKED IN SEVERAL AREAS. FATIGUE/ VIBRATION MAY HAVE BEEN THE CAUSE.