As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*AFT CARGO DOOR - DOOR SILL IS CORRODED ACROSS MULTIPLE ELEMENTS. (MARKED) (C-CHECK) RO 3/2/2021 REMOVED OLD DOOR SILL, AND REPLACED WITH NEW SILL PER DWG: MM670-35085 REV L & CRJ-700 SRM 51-41-06-001-001-A01 & CRJ-700 SRM 51-41-21-001-001A01. COMPLIED WITH TASK CARD 51-900-1002-SKY.