Three decades after cartel boss Pablo Escobar was shot dead by police on a rooftop in Medellin, the very city he had sought to uplift with drug money is being ravaged by it. Junkies frequent hundreds of sales points dotted around Colombia's second city, which has become the epicenter of the domestic drug trade. "Easy access? Yes, absolutely. In Medellin you can find it anywhere. Even on the floor you ...