Experts are examining the outflow in several U.S. and European cities, and the data can be surprising. Which city uses more cocaine: Los Angeles or London? Is heroin a big problem in San Diego? And has Ecstasy emerged in rural America? (continue)
Experts are examining the outflow in several U.S. and European cities, and the data can be surprising. Which city uses more cocaine: Los Angeles or London? Is heroin a big problem in San Diego? And has Ecstasy emerged in rural America? (continue)
