As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW INFLIGHT T1538/20DEC - NUMBER TWO ENGINE EXPERIENCED CONTAINED TURBINE FAILURE. ENGINE GAS TEMPERATURE SPIKED. CREW SHUT DOWN NUMBER TWO ENGINE AND RETURNED TO DFW. LANDED WITHOUT INCIDENT. TOTAL WINDMILL TIME APPROXIMATELY 15 MINUTES. REPLACED NUMBER TWO ENGINE ON 22 DEC AT DFW DUE TO TURBINE BLADE FAILURE. SYSTEM GROUND CHECKED NORMAL OPERATION.