अपनी भाषा में प्लॉट जोड़ेंInvestigative journalist Chris Hansen takes a deeper look into some of the most grisly and complex murder cases of the past few decades.Investigative journalist Chris Hansen takes a deeper look into some of the most grisly and complex murder cases of the past few decades.Investigative journalist Chris Hansen takes a deeper look into some of the most grisly and complex murder cases of the past few decades.