For much of the past month a fight has been raging in news reports and over the Internet about the behavior of 14 male Middle Eastern passengers on Northwest Airlines Flight 327 from Detroit to Los Angeles. Were the men terrorists casing the plane for a possible attack, as freelance journalist Annie Jacobsen suspected in a long article about the incident? Or were they, as the men said and federal investigators later concluded, a Syrian band on their way to a gig? Until now, news accounts have only featured government spokesmen or airline personnel who were not actually on the...