Koppel: America Woefully Unprepared for Attack on Power Grid

The United States has no plan for a cyberattack against its power grid that could come at the drop of a hat, says former "Nightline" host Ted Koppel, in his new book, "Lights Out: A Cyberattack, A Nation Unprepared, Surviving the Aftermath,"  and it has him worried.

"It's frightening," Koppel told "CBS Sunday Morning." 

"I mean, it is frightening enough that my wife and I decided we were going to buy enough freeze-dried food for all of our kids and their kids."  Read more

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