As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DFW - INFLIGHT LAX-STL. CREW REPORTED TOTAL AIR TEMPERATURE PROBE HEAT FAILURE IN CRUISE. FLIGHT DIVERTED DFW LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED TOTAL AIR TEMPERATURE PROBE. SYSTEM GROUND CHECK NORMAL OPERATION.