As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BLEED AIR DUCT WARNING AT FL290 RAN QRH AND STARTED EMERGENCY DESCENT. (FLIGHT 5579 - FILED CLOSED) THIS DISCREPANCY WAS TRANSFERRED TO CAMP ITEM 24657255 WITH THE FOLLOWING CORRECTIVE ACTION: "COMPLIED WITH FLEET COORDINATOR REQUEST TO PERFORM RIL 5458. REFERENCE CPS 24667596 AND 24667612 FOR WORK PERFORMED. RIL 5458 IS ATTACHED TO THOSE CAMPS AS WELL."