As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING, THREE DESCENT DEVICES WERE DISLODGED FROM THEIR STORAGE CONTAINER LOCATED IN THE SUPERNUMERARY COMPARTMENT CEILING. THE AIRPLANE WAS REMOVED FROM SERVICE (GROUNDED) AND THE THREE DESCENT DEVICES WERE REPLACED WITH SERVICEABLE DESCENT DEVICES. THE CAUSE FOR THE DESCENT DEVICES BECOMING DISLODGED IS UNKNOWN.