The 1987 murder of anita carlson in northwestern minnesota remains unsolved 34 years later.

Verkkotoday we’re going to talk with a forensic psychologist who studies serial killing.

Verkkorobert leroy nelson confessed in 1988 to killing a young hitchhiker while on duty in 1980.

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Throughout his career, he patrolled nineteen of minnesota's counties.

Verkkostéphane bourgoin became famous through his jailhouse interviews with murderers.

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