When a fire is set to cover a murderer's tracks in Bergen County, N.J., for the third time in a year, authorities suspect a serial killer may be on the loose.
Genres: Crime , Documentary
Keywords: correspondent , homicide , homicide-investigation , interview , investigative-journalism , missing-person , murder , mysterious-disappearance , mystery , news-magazine , serious , true-crime , latest-web-series-online , tv-shows-online