As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT UPPER WINGLET ASSY HAS DAMAGED COMPOSITE RIB ON BOTTOM END OF ASSY. RIB HAS 2 AREAS CRACKED AT OUTER SKIN ATTACHMENT TO RIB. PART WAS ORIGINALLY INSTALLED ON ACFT. PART WAS TRANSFERRED TO RO SR1417801. REMOVED DAMAGE AND REPAIRED IAW EO C-5720-33537-A.