Robert F. Kennedy Jr. writes that the effort in Canada to repeal a law forbidding lying in the news has collapsed. Apparently it has prevented Fox from moving into Canada. The repeal of the "fairness doctrine" by Reagan has, in retrospect, really had a damaging effect on American journalism. If we don't reinstate it, then surely we need something like the Canadian law. Journalists need to be held to a higher standard of responsibility for honesty than schoolyard or back fence gossip.