As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INTERMEDIATE LAYOVER VISIT, FOUND CORROSION ON STR 41L AND 43L. CORROSION IS LOCALIZED AROUND FASTENERS COMMON TO FUSELAGE SKIN. CORROSION ON STR 41L EXISTS BETWEEN FRAMES 25 AND 35. CORROSION ON STR 43L IS LOCATED BETWEEN FRAMES 29 AND 34. REPAIRED PER NWA EA 32-97848. SERIAL NR 32 CHANGED TO 107.