As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GYR - DURING C20 CHECK DISCOVERED THE LT WING INBOARD FLAP, MID FLAP PANEL 7220, DELAMINATED AT UPPER SKIN. MAINTENANCE REMOVED DAMAGED SKIN AND CLEANED AREA IAW BOEING 737-300 SRM 51-70-10-2R. FABRICATED DOUBLER AND FILLER AND BONDED TO SKIN AT THE LT WING INBOARD FLAP, MID FLAP PANEL 7220 IAW BOEING 737-300 SRM 51-70-10-24.