Attorneys for the state of South Dakota and the American Civil Liberties Union appeared before a federal judge today to argue their positions on a new law that aims to prevent disruptive demonstrations. The ACLU is suing Gov. Kristi Noem and others saying the new law — which was enacted in anticipation of the Keystone XL pipeline blocks protected speech. Supporters of the legislation sought to head off protests of the Keystone XL like those mounted against the Dakota Access oil pipeline in North