As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-CHECK, FOUND FUSELAGE SKIN CRACKED AT TAIL SKID CUTOUT STATION 1223. STOP DRILL PER SRM 51-10-1. ZYGLO CHECKED END OF CRACK, FOUND ADDITIONAL CRACK EMMINATING FROM HOLE. CUT OUT AREA DAMAGED PER SRM 51-10-1. FABRICATED DOUBLER AND INSTALLED DOUBLER. MATERIAL USED 2024 T-3 .050 8 INCH BY 5 INCH AS PER SRM 51-40-1.