As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND CORROSION ON FUSELAGE SKIN INTERIOR ABOVE PREVIOUSLY INSTALLED DOUBLER LEFT SIDE STATION 1871, LONGERON 45 AND 46L. TRIMMED OUT CORRODED SKIN AREA AND REMOVED CORROSION FROM SURROUNDING SKIN AREA. TREATED AND PAINTED INSTALLED REPAIR DOUBLER AS PER SRM 53-20-00 FIG 6. (M)