As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLAP EXTENSION CABLE IN THE LEFT WING, THE CABLE HAS APPROXIMATELY 80 PERCENT OF THE STRANDS BROKEN. THE BROKEN WIRES WERE OVER THE HEADLINER AND WERE NOT VISIBLE UNTIL THE HEADLINER OPENED. DISCOVERED THE BROKEN CABLE WHILE REMOVING THE WINGS FROM THE AIRCRAFT.