 Corporon says the GOP messaging may need to change if there is a change at the top of the Democratic ticket. The Teller County Sheriff is responding to a ruling that deems his immigration agreement unlawful. The ACLU filed the lawsuit over the agreement between the Sheriff's Office and Immigrations and Customs Enforcement, or ICE. Under that agreement, Teller County deputies could act as an extension of ICE, but the court's ruling found that agreement violated the law.