Tens of millions of Americans brace for winter weather blast

A shopper searches for water on near-empty shelves in a grocery store ahead of winter weather, Wednesday, in Marietta, Ga.

A winter storm is expected to wallop a huge chunk of the U.S. from the southwest, into the Plains, the Deep South, and the eastern seaboard. Heavy snow, ice, sleet and freezing rain are forecast.

(Image credit: Mike Stewart)