As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A REGULARLY SCHEDULED MX, DAMAGE WAS DISCOVERED TO THE AFT CARRY THROUGH SPAR, CENTER SECTION UPPER CAP AND CORRESPONDING WEB FLANGES. THIS DAMAGED APPEARED TO BE CAUSED BY PREVIOUS REPAIR ATTEMPTS INCLUDING MISDRILLS TO SPAR CAP AND CRACKS IN WEB FLANGES. A REPAIR DEFINITION WAS PROVIDED AND REPAIRS ARE UNDERWAY IAW THAT DEFINITION.