OBITUARY: Having spent 35 years following the trail of George Blake's treachery, interviewing friends, family, colleagues and victims, I understand the scale of his betrayal. And having met him in Moscow in the late 1980s, it amazes me to this day how anyone could have accepted Blake as a legitimate MI6 officer. Born George Behar in Holland, Blake is probably best known as the spy who received one of the longest jail sentences handed out by a British criminal court, a total of 42 years. He is equally notorious for having served less than six years before escaping to the Soviet Union on Octo...