Raoul calls on Congress to ax barriers to opioid use disorder treatment Ryan Voyles 5 years ago Attorney General Kwame Raoul joined 38 other attorneys general Monday on a letter calling for Congress to remove barriers to treating those with opioid use disorder.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.