Local News Gold King Mine Tour August 19, 2015 / 10:57 AM MDT / CBS News Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour CBS4's Rick Sallinger with Gold King Mine owner Todd Hennis on Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour CBS4's Rick Sallinger with Gold King Mine owner Todd Hennis on Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour CBS4's Rick Sallinger with Gold King Mine owner Todd Hennis on Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine owner Todd Hennis shows the map of mines underground on Aug. 18, 2015 (credit: CBS) Gold King Mine Tour The EPA outside the Gold King Mine Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour An image captured on Aug. 18, 2015, at the Gold King Mine (credit: CBS) Gold King Mine Tour: EPA The EPA outside the Gold King Mine Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour CBS4's Rick Sallinger with Gold King Mine owner Todd Hennis on Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour Gold King Mine Tour Aug. 18, 2015 (credit: CBS) Gold King Mine Tour The EPA outside the Gold King Mine Aug. 18, 2015 (credit: CBS)