As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION AT AFT EDGE FASTENER ROW OF INTERSPAR UPPER SKIN PANEL 52 INCHES FROM INBOARD END OF LEFT HAND MAIN INBOARD FLAP. REPAIRED CENTERBORE HONEYCOMB THAT WAS REMOVED TO SHOOT EXTERNAL DOUBLER POTTED CENTERBORE AND HOT BONDED DOUBLER PER SRM 51-70-10-2R PARAGRAPH 4D AND FIGURE 202.