Republican presidential candidate Ben Carson's campaign has been a fast-adopter of targeting people on Facebook. He has more than 4 million likes on the social media site, more than any other candidate. Charlie Neibergall/AP hide caption

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It's All Politics

Like It Or Not, Political Campaigns Are Using Facebook To Target You

If you're seeing a political ad in your Facebook feed, there's probably a very specific reason that candidate is interested in you.

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This video grab made on early September shows a Hungarian TV camerawoman kicking a child as she runs with other migrants from a police line during disturbances at Röszke, southern Hungary. AFP/Getty Images hide caption

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This thumbs up or "like" icon at the Facebook main campus in Menlo Park, Calif., may soon have a neighbor. Founder Mark Zuckerberg said Tuesday that the social network soon would test a long-requested "dislike" type of button. Robyn Beck/AFP/Getty Images hide caption

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Migrants from Africa receive instruction in French in the port city of Calais. Some 3,000 migrants live in a makeshift camp known as "The Jungle." Most are seeking to travel on to Britain, while some are seeking asylum in France. Ari Shapiro/NPR hide caption

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Jack Douglass says he lost thousands of dollars when his YouTube video was uploaded to Facebook. YouTube hide caption

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Wall graffiti at Facebook headquarters in Menlo Park, Calif. The company released a diversity report last month showing that 70 percent of employees are male; African-Americans comprise 2 percent of it workforce. Robyn Beck/AFP/Getty Images hide caption

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