As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LFEC INSPECTION OF THE STRINGER 4L SKIN LAP SPLICE INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN. HFEC INTERNAL INSPECTION OF THE ENTIRE PANEL CONFIRMED 7 CRACKS BETWEEN FS 400 AND 420. THE DAMAGED SECTION OF LAP SPLICE WAS CUT OUT AND REPAIRED WITH AN EXTERNAL DOUBLER PER B727 SRM 53-30-3, FIG 5 AND DOCUMENTED PER ER/A 366754-14.