As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A SCHEDULED C-CHECK INSPECTION OF THE FORWARD CARGO COMPARTMENT, DISCOVERED A TWO INCH SPOT OF LEVEL 2 CORROSION ON STRINGER 27L AT STATION 389. FABRICATED AND INSTALLED STRINGER REPAIR IAW BOEING 737 SRM 51-10-2, 51-10-6, 51-30-2, 53-10-01 FIGURE 1 AND 53-10-3 FIGURE 1. (M)