As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND PAX DOOR FWD SIDE STAIR WEB STIFFENER 2ND FROM THE TOP TO BE CRACKED LOCATED DRILLED AND INSTALLED NEW SERVICEABLE PAX DOOR FWD SIDE STAIR WEB STIFFENER 2ND FROM THE TOP P/N:601R317742-1IAW CRJ900 SRM 51-40-11-001-001-A01AND 51-42-06-001-001-A01