As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER CLOSING MAIN CABIN DOOR GROUND CREW REPORTED SOMETHING STICKING OUT OF BOTTOM OF DOOR. UPON INSPECTION FOUND A PIN ATTACHED TO A ROPE HANGING FROM ESCAPE SLIDE. FOUND L1 DOOR BUSTLE PIN UNSECURED, REINSTALLED BUSTLE PIN PER AMM 25-65-01 SUBTASK 420-002-A PARAGRAPH (5) TASK (A).