As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
*AFT BAGGAGE BAY LH DOOR SILL IS CORRODED FROM FS1000.00 THRU FS 1047.00. FLAGGED (C-CHECK) RO 2/14/2020 BLENDED AFT BAGGAGE BAY LH DOOR SILL FROM FS1000 TO FS1047 OUT OF LIMITS. REPLACED AFT BAGGAGE BAY LH DOOR SILL REF BOMBARDIER DRAWING AND CRJ900 SRM. LEAK CHECK GOOD.