As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION FOUND A 4 INCH CRACK IN STRINGER 23L BETWEEN STA 1183 AND 1161, JUST BELOW LAV SERVICE PANEL INSIDE AFT CARGO COMPARTMENT. THE CRACKED SECTION OF STRINGER WAS CUT OUT, A NEW STRINGER, DOUBLER AND FILLER COVER PLATE WERE INSTALLED IAW SRM 51-10-2 AND ECRA 5330-02798.