The flight data recorder would be much more useful, however, because it may allow investigators to reconstruct the flight path, a former pilot told BBC News.

一位前飞行员告诉BBC记者，飞行数据记录器将更有用，因为它能让调查人员重构飞行路径。

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As they listened to the audio, jurors also watched a computerized simulation of the plane's flight path based on a recovered flight data recorder as the events on the tape were unfolding.

NPR: Moussaoui Jury Hears Tapes of Flight 93 Crash