Water floods the street near Layton&#39;s Monday, Oct. 29, 2012, in Ocean City, Md. Sandy is combining with a wintry storm from the west and cold air from the Arctic. The superstorm could menace some 50 million people in the nation&#39;s most heavily populated corridor, from big East Coast cities to the Great Lakes. (AP Photo/The Daily Times, Laura Emmons)
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