As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CPCP CHECK INSPECTION, FOUND LEFT HAND FUEL TANK INTERNAL STRINGER UPPER SURFACE AT STA WS 629.0 SECOND FROM AFT HAS CRACK AT ATTACHMENT HOLE, MARKED M2. REPAIRED DAMAGED STRINGER IAW B727 SERVICE BULLETIN 727-57A159. CORROSION TASK CARD NUMBER C57-571-01. PART 1 OF 2. NON-ROUTINE TASK CARD NUMBER 106127.