As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
B737-53-3-0739 FWD CABIN FUSELAGE INT, STA 400 AT RIGHT PSU RAIL ATTACH AREA, FRAME CRACKED AT ATTACH FASTENER BETWEEN STRINGER 8 RIGHT AND STRINGER 9 RIGHT. FRAME REPAIR AT STA 400 RT BETWEEN STR 8 AND 9 RT COMPLIED WITH REF ECRA 5310-05100.