As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION FOUND ON INTERNAL SKIN AN ANTENNA DOUBLER BTW STR 21L-21R BTW FR 68-69. AFTER CORROSION INVESTIGATION ON SKIN AT ANTENNA LOCATION BTW FR 68-69 AND STR 21L-21R CRACKS FOUND AROUND RIVET HOLE AND REPAIR IS REQUIRED. SKIN AT FR 68-69 BTW STR 21-21R REPAIRED WITH DOUBLER.