As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUTINE HEAVY MX VISIT HAD CRACK INDICATION AT A FASTENER FOR 2 EACH RIBS ON THE RT SIDE OF THE LWR SECTION OF THE VERTICLE STAB. STOP DRILLED CRACK IAW SRM 55-02, FIG 27, FABRICATED REPAIR DOUBLERS USING .0407075-T6 IAW SRM 55-31-00. ITEM WAS RETURNED TO SERVICE.