I apologize in advance for the legitimacy of this question specifically because the answer to this question will be used in an essay that i'm working on. The essay is about the variety of tactics FBI use to obtain information from suspects, witnesses, friends and family. Thank You very much for your time. Unfortunately, there were no answers to this question when I Google it.
Social Security Lawyers
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Federal Crime Lawyer
The FBI is free to question how it chooses, but typically that occurs in person. It is a federal crime for someone to lie to an FBI agent, even if the questioning is done over the phone.