As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - CREW REPORTED LOUD BANG, VIBRATION AND RISE IN ENGINE GAS TEMPERATURE. LEFT ENGINE FAILED. AFTER ENGINE SHUTDOWN CREW REPORTED BANK ANGLE AUDIBLE WARNING EVEN THOUGH WINGS LEVEL. SINGLE ENGINE TIME 10 MINUTES. EMERGENCY DECLARED RETURNED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND TURBINE BLADE DAMAGE. REPLACED LEFT ENGINE AT DFW ON 05/20/2010. SYSTEM GROUND CHECK NORMAL OPERATION.