U.S. power grid security is very important. Do you believe Ted Koppel's alarm is justified?

U.S. power grid security is very important. Do you believe Ted Koppel's alarm is justified?

http://www.powermag.com/ted-koppel-says-chinese-and-russians-are-in-u-s-power-grid/?printmode=1

http://www.powermag.com/ted-koppel-says-chinese-and-russians-are-in-u-s-power-grid/?printmode=1 

https://www.linkedin.com/groups/4270601/4270601-6139034730240237570