As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT IN BASE MAINTENANCE. CORROSION OF L4 DOOR SILL BEAM BETWEEN FR 66 TO FR 68, STA 38529 TO STA 39511 AT LEFT STRINGER 23. REPLACED DOOR SILL BEAM BETWEEN FR 66 TO FR 68, STA 38529 TO STA 39511 AT LEFT STRINGER 23 PER SRM 51-42-11.