The House’s appropriations bill, includes riders that would further pare back campaign finance rules that have already been decimated over the last decade, in large part through Supreme Court decisions such as Citizens United and McCutcheon v. FEC. These rulings and a Congress hell-bent on deregulating the campaign finance system has lead to increasingly expensive elections, with the money that helps candidates win often pouring in from anonymous interests. Watchdog groups and journalists call these billions from shadowy sources “dark money.”