http://www.washingtonpost.com/wp-dyn/content/article/2005/08/08/AR2005080801153.htmlSecurity officials gathered Monday at a Canadian border crossing to mark the first test of a radio frequency identification system to be used by foreign visitors.
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The technology is like that used to speed passage at toll booths on many highways, said P.T. Wright, the operations director for the U.S. Department of Homeland Security's US-VISIT Program.
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The new technology could help relieve congestion at border crossings, while also helping authorities weed out potential terrorists, drug dealers and other criminals, officials say.
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The antennas can read the tags up to 30 feet away and recognize many tags simultaneously, Wright said. Ideally, travelers will be able to flash them going by at highway speeds, he said
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they are also testing it at: Peace Arch and Pacific Highway crossings in Blaine, Wash., and two crossings in Nogales, Ariz.