As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT ATTENDANT REPORTED LOUD NOISE AT ROW 11. FOUND OVERHEAD DISTRIBUTION DUCT DAMAGED AND CRACKED AT PREVIOUS REPAIR. REPLACED CRACKED VENT AND REPAIRED DAMAGE TO DUCT NOZZLE ATTACH POINTS. RAN PACKS AFTER REPAIRED & NO LOUD NOISES HEARD.