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Robot Security Machines Aim to Cut Crime by 50%


Robot Security Machines Aim to Cut Crime by 50%
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Shopping centers, stadiums and university campuses soon may have a new tool to help fight crime. A company called Knightscope claims its roving robots can predict and prevent crime. It says the goal is to cut crime by half in the areas where the robots patrol. Elizabeth Lee has more for VOA from Los Angeles.

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