What was found
AFTER LEVEL LOUD BANG HEARD BY FLIGHT CREW FOLLOWED BY AIRFRAME VIBES. FLIGHT RETURNED TO ATL WHERE MTC FOUND BOTH APU ACCESS DOORS MISSING. ITEM UNDER INVESTIGATION.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER LEVEL LOUD BANG HEARD BY FLIGHT CREW FOLLOWED BY AIRFRAME VIBES. FLIGHT RETURNED TO ATL WHERE MTC FOUND BOTH APU ACCESS DOORS MISSING. ITEM UNDER INVESTIGATION.