VIDEO: Sam Wagner comments on PolyMet mining project in Minnesota. Sam Wagner January 30, 2014 3638 (TCRN) Check out the latest video from Minnesota-based activist Sam Wagner as he discusses the proposed PolyMet/Glencore mine in the Iron Range, and resource extraction in general. Leave a Reply Cancel ReplyYour email address will not be published.CommentName Email Website Notify me of follow-up comments by email. Notify me of new posts by email.