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tsr sciutto china could shut down us power grid_00001918.jpg
tsr sciutto china could shut down us power grid_00001918.jpg

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    NSA: China could take down U.S. power grid

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NSA: China could take down U.S. power grid

The National Security Agency's Adm. Michael Rogers relayed the nation's cyber vulnerability to a Congressional panel.

NSA: China could take down U.S. power grid

The National Security Agency's Adm. Michael Rogers relayed the nation's cyber vulnerability to a Congressional panel.