By The Denver Post Colorado Attorney General Cynthia Coffman is joining a bipartisan coalition of attorneys general across the country that is investigating whether, and possibly how, drug manufacturers broke any laws in marketing opioids — and any connection their work may have to the painkiller and heroin epidemic in Colorado and nationally. The…

Read this full story…..: Colorado attorney general, counterparts across U.S. to investigate drugmakers’ possible ties to opioid crisis