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A woman checks the Facebook Inc. site on her smartphone whilst standing against an illuminated wall bearing the Facebook Inc. logo in this arranged photograph in London, U.K., on Wednesday, Dec. 23, 2015. Facebook Inc.s WhatsApp messaging service, with more than 100 million local users, is the most-used app in Brazil, according to an Ibope poll published on Dec. 15. Photographer: Chris Ratcliffe/Bloomberg via Getty Images
A woman checks the Facebook Inc. site on her smartphone whilst standing against an illuminated wall bearing the Facebook Inc. logo in this arranged photograph in London, U.K., on Wednesday, Dec. 23, 2015. Facebook Inc.s WhatsApp messaging service, with more than 100 million local users, is the most-used app in Brazil, according to an Ibope poll published on Dec. 15. Photographer: Chris Ratcliffe/Bloomberg via Getty Images

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    Missing teen found after tip on Facebook

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Missing teen found after tip on Facebook

A 17-year-old North Carolina girl, missing for over a year, was returned to her parents after she made contact online with a woman in Romania.

Missing teen found after tip on Facebook

A 17-year-old North Carolina girl, missing for over a year, was returned to her parents after she made contact online with a woman in Romania.