1. On-board event recorders , similar to aircraft flight data recorders, will be analyzed. 2. "One possibility is the event recorder just isn't working right ." 3. Road foremen also have the responsibility of analyzing data from locomotive event recorders . 4. The on-board event recorders , similar to aircraft flight data recorders, will be analyzed. 5. On 12 February it was announced that the third event recorder had been recovered. 6. Those speeds far exceed the limit for freight trains, indicating the event recorders malfunctioned. 7. Some event recorders can be kept by the patient for up to a month. 8. Officials had hoped that an event recorder on the freight train would provide some answers. 9. The front of the train was changed completely, and a train event recorder was introduced. 10. Investigators have not found the trains'event recorders , which record speed, brake information and other mechanical information.
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