Whether an offense level enhancement under the Sentencing Guidelines applies when the defendant did not know that the drugs were imported

QUESTION PRESENTED Whether an offense level enhancement under the Sentencing Guidelines that applies when “the offense involved the importation of amphetamine or methamphetamine or the manufacture of amphetamine or methamphetamine from listed chemicals that the defendant knew were imported unlawfully” permits enhancement when the defendant did not know that the amphetamine or methamphetamine at issue was imported. 1