As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT COMPARTMENT: LT WINDOW SIDE POST LOWER AFT SILL BRACKET HAS EVIDENCE OF CRACK IN RADIUS. C-CHECK RO 11/3/2020. REMOVED AND REPLACED FLIGHT COMPARTMENT: LT WINDOW SIDE POST LOWER AFT SILL BRACKET, REF CRJ-700 SRM AND DWG. COMPLIED WITH ST CARD STRUCTURAL MAJOR REPAIR (RII). SEE CONTINUATION CARD FOR DETAILS.