As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER X-RAY INSPECTION OF RH WING CENTER FLAP, A CRACK INDICATION WAS NOTED ON RIB 11 UPPER SKIN LOCATED APPROX 3.75" FWD OF REAR SPAR LETTER MARK. REPAIRED RH WING CENTER FLAP CRACK INDICATION ON RIB 11 LOCATED APPROX 3.75" FWD OF REAR SPAR PER SRM 57-50-00 FIG. 201 MAJOR REPAIR