Becoming Evil: Serial Killers - Season 1 Episode 6 -

There's been a long-held belief in the public that serial killing is largely an American phenomenon. That America, with its large faceless urban centers, street prostitution, poor and neglected inner cities, drug problems, and homelessness, is not only a unique breeding ground for murdering psychopaths but has created a ready-made victim pool for serial killers. Now we know serial killing has no boundaries.