new documents have emerged showing that federal officials in Washington and New York went further than was previously known to downplay concerns about health risks, misrepresenting or concealing information that ultimately might have protected thousands of people from the contaminated air at ground zero.
In one instance, a warning that people should not report to work on a busy thoroughfare in the financial district—Water Street—was rewritten and workers instead were urged to return to their offices
via motherjones.com