As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 2507 - MEM - CREW REPORTED BAG SMOKE ON EICAS IN FLIGHT AND ON GROUND. NEITHER SMOKE NOR FIRE OBSERVED. EWR MX REMOVED AND REPLACED AFT BAG SMOKE DETECTOR AND PERFORMED OPERATIONAL CHECK SUCCESSFULLY. ACFT WAS APPROVED TO RETURN TO SERVICE.