January, 2015 will mark a century of the war on drugs in the United States: one hundred years since the first arrests under the Harrison Act. Facing down this anniversary, Johann Hari was witnessing a close relative and an ex-boyfriend bottoming out on cocaine and heroin. But what was the big picture in the war on drugs? Why does it continue, when most people now think it has failed? The reporter set out on a two-year, 20,000-mile journey through the theater of this war--to find out how it began…Show more