The Supreme Court of the United States has held that the defense of entrapment is available only if the police implant a criminal design or intent in an otherwise innocent person and thereby induce him to commit a crime.
United States v. Russell, 411 U.S. 423 (1973).
John W. Herold,
Constitutional Law - Defenses - Entrapment,
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol12/iss2/9