As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE FLIGHT 2401 THE CREW REPORTED A BAGGAGE SMOKE DETECTOR WARNING IN FLIGHT. THE WARNING CAME ON TWICE IN FLIGHT AND WAS VISUALLY INSPECTED BY THE FIRST OFFICER AND FLIGHT ATTENDANT WITH NO INDICATION OF A FIRE. MAINTENANCE INSPECTED AND REPLACED THE NR 1 BAG SMOKE DETECTOR. OPERATIONAL CHECKS WERE GOOD.