article_snippet: You can hear he is trying to smash the door down," a senior military official involved in the investigation told the newspaper, describing audio from the cockpit voice recorder, one of the flight data recorder's black boxes.
article_snippet: French authorities revealed earlier Wednesday that French authorities'd been able to access audio from the recorder, even though the recorder external casing was damaged.
article_snippet: But French authorities disclosed few details about what the recording actually contained, saying only that there was one audio channel with voices on it that went all the way up to the time of the crash.
article_snippet: There is going to be detailed work performed on that audio file to understand and interpret the sounds and the voices that can be heard.
highlights_snippet: Audio recording includes sounds of pilot trying to smash down cockpit door .
  