The following excerpt is from US v. Dominguez-Mestas, 687 F. Supp. 1429 (S.D. Cal. 1988):
The social cost of drug abuse in our country is undeniably devastating. Due Process does not require the prosecution to prove an absence of duress. Walker v. Endell, 828 F.2d, at 1381. Consequently, this court feels compelled to adopt the common law rule placing the burden of proving an affirmative defense on the defendant for the reasons just expressed, "peculiar" to a duress defense.
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