A man armed with a shotgun opened fire outside a law firm and a Walmart store in Greenville, North Carolina, on Friday, shooting four people before police shot him, the city's police chief ... more 
A man armed with a shotgun opened fire outside a law firm and a Walmart store in Greenville, North Carolina, on Friday, shooting four people before police shot him, the city's police chief said. Having developed one of the most sophisticated surveillance networks in the United States, the New York Police Department is now expanding its use, giving local precinct commanders new powers to fight street crime with high-tech tools previously used only in counterterrorism operations. The United States uses drones for surveillance in some limited law enforcement situations, FBI Director Robert Mueller said, sparking additional debate about President Barack Obama's use of domestic surveillance. less 
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Fri, Jun 21, 2013 4:10 PM EDT