Netflix's American Homicide: How Correct Was Chris Watts's CBI Polygraph Check?



Netflix’s latest true-crime documentary, American Homicide: The Household Subsequent Door, takes an in-depth take a look at the Chris Watts case and the chilling moments that led as much as him murdering his whole household. In 2018, Chris’s spouse Shannan Watts and their two daughters – 4-year-old Bella and 3-year-old Celeste – went lacking in Frederick, CO. Informed fully by archival footage, the documentary – which can premiere on Sept. 30 – takes an in depth take a look at the next investigation with Chris as the first suspect.
As soon as Shannan and the youngsters had been lacking for a number of days, Watts was taken in for questioning by the Colorado Bureau of Investigation (CBI). Throughout the examination, Chris was given a polygraph take a look at – or lie detector take a look at – to assist decide his stage of involvement within the case. Chris denied any claims that he had something to do with Shannan’s demise or the deaths of their youngsters, and insisted he had no information about the place they had been. In a 2018 Lifetime documentary titled Chris Watts: Confessions of a Killer, CBI agent Tammy Lee, who issued Watts’s polygraph take a look at, defined that he was being wildly untruthful in the course of the examination, as confirmed by his polygraph rating. “The kind of testing format that I used, we’d contemplate somebody to be misleading in the event that they had been a -Four or under,” Lee stated. “Chris Watts scored -18.”
Regardless of failing the take a look at, Chris insisted that he had been truthful, main some to query the reliability of lie detector assessments. Up to now, crime investigations have usually relied on polygraph exams to rule out any suspects and transfer the case ahead. However through the years, officers have debated the validity of polygraph assessments on the idea that, “there is no such thing as a proof that any sample of physiological reactions is exclusive to deception,” in response to a report revealed by the American Psychological Affiliation in 2004.

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Polygraph assessments look at coronary heart price or blood strain, respiration, and pores and skin conductivity, all of which can point out somebody is being truthful however do not give definitive proof that somebody is mendacity or to what extent. So, whereas it’s usually believed that polygraph assessments can inform when somebody is mendacity, in actuality, they solely recommend that somebody could be mendacity.
Chris Watts’s polygraph rating apart, the investigation offered sufficient extra info to ultimately end in his arrest. Watts was ultimately sentenced to serve 5 life sentences with out the potential for parole on Nov. 19, 2018. To search out out extra in regards to the investigation, you’ll be able to watch the complete American Homicide documentary when it hits Netflix on Sept. 30.



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