City, feds, advocates work to warn WTC workers nationwide of looming signup deadline for aid

Within days of 9/11, Brian and Chandra Davis packed their bags and traveled 1,000 miles to help New York dig out from the rubble of the World Trade Center attacks.

The newlyweds from rural Hornbeak, Tenn., were soon sick — with both respiratory and digestive diseases — like so many others who had joined in to help.

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