The American Civil Liberties Union of Tennessee today intervened in a lawsuit challenging the City of Memphis' creation of a list of people who require a police escort while visiting City Hall, contending that it violates the First Amendment and a 1978 ACLU-TN consent decree prohibiting the Memphis government from monitoring constitutionally-protected political activities.
https://www.aclu.org/press-releases/aclu-tennessee-joins-lawsuit-challenging-memphis-police-spying-political-groups