North Carolina Democrat Cal Cunningham's family business repeatedly ranked among the state's top polluters. The candidate now presents himself as an environmental champion in his bid to unseat Republican senator Thom Tillis (N.C.). Cunningham was a shareholder in the now-defunct Cunningham Brick Company as recently as 2015, court documents obtained by the Washington Free Beacon show. According to emissions reports filed with the North Carolina Department of Environmental and Natural Resources, the company released at least 1,700 tons of carbon monoxide, nitrogen oxide, sulfur dioxide, and other harmful substances between 1993 and 2011, making it a major polluter in the...