Even as a shaky legislative agreement on immigration reform is debated in the halls of Congress, poisonous and untrue propaganda continues to leak into the national dialogue on undocumented migration to the United States.

SACRAMENTO, Calif .— Last December, hundreds of racist skinheads across the country received the very same Christmas card. It depicted a half-eaten cookie on a plate next to a bottle of Rebel Yell bourbon, a shot glass etched with a death's head, and stockings hung by the chimney with care.