GridExIII Drill Coincides with American Terror Threat: “ISIS Cells Could Attack Our Power Grid” Prison Planet.com Posted on November 19, 2015 Posted in Aggregated No Comments Tagged with Commentary Mac Slavo | The threat of an ISIS attack on U.S. soil has become a tangible possibility. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email