As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - FLIGHT 3097, THE CREW REPORTED A BAGGAGE SMOKE INDICATION IN FLIGHT WITH NO ASSOCIATED SMOKE NOTICED IN THE BAGGAGE COMPARTMENT. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE REMOVED AND REPLACED THE NR 2 DAU, OPERATIONALLY CHECKED WITH NO DEFECTS, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.