An electromagnetic impulse attack on the United States could come from a surge of solar activity or a deliberate explosion at altitude of a nuclear device by an enemy such as North Korea. A one-day blackout would cost 574 lives due to a lack of emergency medical equipment powered by electricity. But such an attack could result in lights-out for a year, warns William R. Graham, chairman of the Commission to Assess the Threat to the United States from Electromagnetic Pulse Attack…Graham said “326 million Americans cannot long survive bereft by EMP of the electronic civilization that sustains their lives.” – WND –