How technology is used to patrol the U.S.-Mexico border

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by CNN

azfamily.com

Posted on April 24, 2012 at 5:11 PM

Updated Tuesday, Apr 24 at 5:21 PM

Millions of dollars are spent trying to keep illegal immigrants from crossing the Mexican border. CNN got an exclusive look at border patrol operations, and new technology that helps keep us safe. Suzanne Kelly reports.

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