As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE LOWER SKIN OF THE RT WING WAS FOUND WITH A .5 INCH CRACK AT THE RUNOUT OF STRINGER 19 AT IWS 600. THE CRACKED AREA OF SKIN WAS CUTOUT TO REMOVE THE CRACK. THE CUTOUT WAS REPAIRED WITH 3 ALUMINUM EXTERNAL DOUBLERS PER ER/A 378415-14, REV A.