article_snippet: But investigators now believe The killer pilot was simply a nervous, psychosomatic disorder and not physical at all.
article_snippet: But these are often linked to psychosomatic disorders.
article_snippet: She painted a portrait of a 'tormented and erratic' man who would wake up from nightmares screaming: 'We're going down, We're going down!'
article_snippet: One friend mind disorders, despite treatment, could no longer be restrained.
highlights_snippet: Raises harrowing possibility 