Americans Brace for Attacks As the nation prepares in earnest for a potential terror attack, public officials walk a fine line between informing people and generating panic. Bio-terror experts say precautions such as covering windows with plastic sheeting and duct tape are unnecessary for most people and ineffective for others. NPR's Pam Fessler and NPR's Jon Hamilton report.
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Jittery Americans Brace for Potential Attacks

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As the nation prepares in earnest for a potential terror attack, public officials walk a fine line between informing people and generating panic. Bio-terror experts say precautions such as covering windows with plastic sheeting and duct tape are unnecessary for most people and ineffective for others. NPR's Pam Fessler and NPR's Jon Hamilton report.

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