Focus Features has released the trailer for Dark Waters. Directed by Todd Haynes (Carol), the film is based on a true story of an attorney (Mark Ruffalo) for DuPont Chemical who discovered that his company was poisoning the residents of a small town for about forty years. This feels like A Very Important Movie That No One Will See. And the reason I know this is that peoples aren’t going to spend their Thanksgiving weekend seeing a movie that bums them the fuck out. If you’re going to tell the story of a chemical company poisoning people (and …