John Douglas, former chief of the FBI’s Elite Serial Crime Unit and author of Mindhunter, has stated that a very conservative estimate suggests 25 to 50 active serial k!ll#rs may be operating in the United States at any given time. These offenders often have low victim counts or long cooling-off periods, making detection difficult. Many may never be identified at all. 👉 Follow @thescaryfact for dangers that don’t make headlines. | thescaryfact