Mark Hobson walked out on his happy family with no explanation on New Year's Day. Five years later he went on a murder spree, killing his girlfriend, her sister and an elderly couple. Criminologists and psychologists try to decode this enigma.
Mark Hobson walked out on his happy family with no explanation on New Year's Day. Five years later he went on a murder spree, killing his girlfriend, her sister and an elderly couple. Criminologists and psychologists try to decode this enigma.
