Why is this citation from and ldquoThe killers in our Midst an example of untrustworthy source?

"The Killers in our Midst" is an example of an untrustworthy source because it contains biased and unsubstantiated claims. For example, the book claims that there are "thousands" of serial killers in the United States, but this claim is not supported by any evidence. Additionally, the book makes several sensational and inflammatory claims about the behavior of serial killers, but these claims are not based on scientific research. Overall, "The Killers in our Midst" is not a reliable source of information about serial killers.