As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE IN HEAVY MAINTENANCE PERFORMING INSPECTION A BULGE WAS NOTED AT BS 997 AT STR 27L. DAMAGED AREA WAS REMOVED DIM 1 INCH BY 2.250 INCH, FABRICATED FILLER, FABRICATED DOUBLER AND INSTALLED REPAIR. NO OTHER DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.