As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INSPECTION FOUND A 3 INCH CRACK IN FRAME FOR LEFT VENTRAL STAIRS SIDEWALL PANEL. THE SIDEWALL SUPPORT WAS REMOVED AND THE CRACK WAS STOP DRILLED IAW SRM 51-30-1, 51-30-2, AND 53-01. REPAIR ANGLES WERE INSTALLED IAW SRM 51-30-2. INSTALLED SIDEWALL SUPPORT IAW SRM 51-30-1.