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 4R SKIN LAP SPLICE BETWEEN FS 360 AND 480 INDICATED CRACKS IN THE LOWER FASTENER ROW OF THE LOWER SKIN. INTERNAL HFEC INSPECTION CONFIRMED 2 CRACKS BETWEEN FS 420 AND 440. THE CRACKS WERE CUT OUT OF THE SKIN LAP AND REPAIRED WITH AND EXTERNAL ALUMINUM DOUBLER PER B727 SRM 53-30-03, FIG 5 AND ER/A 367440-14AD.