As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED RIGHT ENGINE COMPRESSOR STALLED AFTER TIRE TREAD INGESTION. EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT ENGINE AT DFW ON 07/19/2011. SYSTEM GROUND CHECK NORMAL OPERATION.