As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: PILOT REPORTS FLIGHT DECK DOOR LOCKED AND UNABLE TO OPEN. PERFORMED FIM 52-50-00-810-802. FOUND DEBRIS IN STRIKER. MAINTENANCE CLEANED DEBRIS OUT OF STRIKER IAW AMM 52-51-00-710-802 AND 52-51-00-700-801. THIS CLEARS MEL.