With games spread over 38 days and 11 cities, the World Cup is the biggest crowd security challenge U.S. law enforcement has ever faced. Homeland Security's extended shutdown complicated matters.
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Martin Kaste is a correspondent on NPR's National Desk. He covers law enforcement and privacy. He has been focused on police and use of force since before the 2014 protests in Ferguson, and that coverage led to the creation of NPR's Criminal Justice Collaborative.