Nobody knows which came first: the economic crisis tearing Greece apart or shisha, the drug now known as the "cocaine of the poor". What everyone does accept is that shisha is a killer. And at €2 or less a hit, it is one that has come to stalk Greece, the country long on the frontline of Europe's financial meltdown. The drug crisis, brought to light in a new film by Vice.com, has put Athens's health authorities, already overwhelmed by draconian cuts, under further strain. (See also: 'Sisa', the drug of the poor)