As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCN - MAJOR REPAIR - DURING C-20 CHECK THE UPPER SURFACE OF LT WING INBOARD FORE FLAP WAS FOUND DISBONDED 34.75 INCHES FROM OUTBOARD END. MAINTENANCE CUT OUT DISBOND AREA OF LT WING INBOARD FORE FLAP; FABRICATED REPAIR DOUBLERS; INSTALLED REPAIR PARTS IAW 51-70-10 FIG 30 PG 88C-88E.