The global "War on Drugs" began 50 years ago at the United Nations. Richard Nixon made it US policy 10 years later. Since then it has "failed to cut drug usage, but has filled our jails, cost millions in taxpayer dollars, fuelled organized crime and caused thousands of deaths." That's according to the Global Commission on Drug Policy, which includes former UN Secretary General Kofi Annan, three former South American presidents, former Secretary of State George Shultz, ex-Federal Reserve Chair Paul Volcker, and British entrepreneur Richard Branson. We look at possible new strategies and their political viability in Washington.