As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CC, FOUND IN THE AREA OF THE AFT STAIRS, FWD LOWER EDGE OF THE AIRSTAIR BENT AND HAS 2 CRACKS. LONGEST IS APPROXIMATELY ONE INCH. PERFORMED EDDY CURRENT FOR CRACK CONTAINMENT. STOP DRILLED AND INSTALLED AN EXTERNAL DOUBLER AS PER THE SRM 52-01 FIG 2. CC 05-17-00 MCI.