Aging power grid on overload as U.S. demands more electricity:
They began to bend in the roaring wind, then their steel girders snapped like twigs, the towers toppled and the lights went out.
Minutes before the windstorm arrived to pummel the Washington area on June 29, it swept east through West Virginia, crushing three electrical transmission towers that are a tiny part of an intricate power grid that’s supposed to keep the lights on in America.
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