Tucson - Bio, News, Photos - Washington Times
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Topic - Tucson

Tucson ( north of the U.S.-Mexico border. Tucson is the 33rd largest city and the 52nd largest metropolitan area in the United States. Roughly 150 Tucson companies are involved in the design and manufacture of optics and optoelectronics systems, earning Tucson the nickname Optics Valley. - Source: Wikipedia

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