John Thune for South Dakota INSIDER UPDATE Once again, out-of-state environmental extremists have come to South Dakota to distort John Thune’s record on the environment. The Sierra Club is attacking John’s votes on arsenic levels. Like the League of Conservation Voters, this group doesn’t mention that John voted for the stricter arsenic standard just as Tom Daschle and Tim Johnson did. These extreme environmental groups continue to attack John’s fair, balanced approach to the environment and the needs of rural South Dakotans. Like with the League of Conservation Voters, the Sierra Club is an out-of-state group that promotes policies, which...