As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FUSELAGE SKIN AT BODY STATION 360 TO 426 AND STRINGERS S-19R TO S-23R HAD CORROSION BETWEEN THE BONDED SKIN PANELS AND TEAR STRIP. THE DAMAGE WAS DETECTABLE FROM THE OUTSIDE OF THE AIRCRAFT DUE TO PILLOWING OF THE SKIN. PERMANENT REPAIR, EXTERNAL DOUBLER, ACCOMPLISHED PER STRUCTURAL REPAIR MANUAL.