In France they spend six months training policemen, then they give them a gun and put them on the streets, and I don't know that that's enough. The film's not against the police - although I think that if someone wants to be a cop there's got to be a problem.
I find it very offensive when the government tells me what I can and cannot watch. Censor yourself.
Part of the scientific temperament is this tolerance for holding multiple hypotheses in mind at the same time.