WOMEN'S MARCH: | <a href="http://washington.cbslocal.com/2017/01/21/more-than-3-million-womens-marches/" target="_blank"4.7M People March Worldwide | 500K March in D.C. | Pics: Marches Around The World
Is Big Data Turning Government Into 'Big Brother?' With every phone call they make and every Web excursion they take, people are leaving a digital trail of revealing data that can be tracked by profit-seeking companies and terrorist-hunting government officials.

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