Tonight's case is about a gang of reckless New York hold-up men who operated almost to the old wild west style - which is why the newspaper reporters referred to them as the 'Cowboy Killers'. The story begins on a chilly November evening, in a quiet section of Brooklyn, New York. A husky, blonde youth, almost six feet tall, is climbing the stairs of a small apartment house, when he stops and knocks on the door of apartment 2B, which reads Ferdinand and Stella Osbourne.