This month marks eight years since the Sept. 11 attacks, the fateful day when the United States learned to fully appreciate its vulnerability to terrorism - and the shortcomings in its emergency communication systems, which were overloaded and glaringly lacking interoperability.rnImmediately, the federal government took action, greatly increasing security measures at airports and creating the Department of Homeland Security. New federal grants were established and funded to address the situation, with a good chunk of the money used for emergency communications.
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