As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PERIODIC CHECK, THE CREW ENTRY DOOR SILL CHORD AT RBL 80 AND FS 400 WERE FOUND WITH TYPICAL CRACKING. CRACK WAS ALSO FOUND IN FS 400 SHEAR TIE WEB DISCREPANT CHORD IS MADE FROM1036 - 2401 EXTRUSION AND MATERIAL IS 7075-T6511 ALUMINUM. MADE REPAIR PER EA 66-97778.