CNNW CNN Presents July 31, 2011
but first, long island's serial killer. >> that's how we know that we're dealing with a monster, a hannibal lector. >> beautiful homes, mysterious murders. >> four of the victims were pound in a burlap type material. >> larson traces the trail of a serial killer still on the loose. this is babylon, long island. it's an hour's drive away from manhattan and it's known for beautiful million dollar homes and secluded beaches. but that same isolation that people come here to seek, as of late, has been masking a darker element. in december policing on long island make a shocking discover...