Tech Titans And The Information Complex Facebook, Google and Twitter head to Washington for hearings on Russian interference in the 2016 campaign. NPR explores the growing social media landscape, the spread of false information and the tech firms that build the platforms.

From left: Twitter's acting general counsel Sean Edgett, Facebook's general counsel Colin Stretch and Google's senior vice president and general counsel Kent Walker, testify before the House Intelligence Committee on Wednesday, Nov. 1, 2017. Manuel Balce Ceneta/AP hide caption

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Facebook ads linked to a Russian effort to disrupt the American political process are displayed as, from left, Google's Kent Walker, Facebook's Colin Stretch and Twitter's Sean Edgett, testify during a House Intelligence Committee hearing on Wednesday, Nov. 1, 2017. Manuel Balce Ceneta/AP hide caption

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Manuel Balce Ceneta/AP

How Russian-Backed Agitation Online Spilled Into The Real World In 2016

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Facebook CEO Mark Zuckerberg has said connecting the world means bringing people together. But increasingly the platform is being used by some very powerful elements to sow divisions. Justin Sullivan/Getty Images hide caption

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Mark Zuckerberg's Big Blind Spot And The Conflict Within Facebook

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Anas Modamani speaks to the media Feb. 6 in Wuerzburg, Germany, after a court session about his lawsuit against Facebook. Modamani's suit, regarding the misuse of a selfie he took of himself with German Chancellor Angela Merkel was rejected, but his lawyer Lawyer Chan-Jo Jun, right, says that under a new law a lawsuit might not even have been necessary. Thomas Lohnes/Getty Images hide caption

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With Huge Fines, German Law Pushes Social Networks To Delete Abusive Posts

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Sen. Amy Klobuchar, D-Minn., (left) and Sen. Mark Warner, D-Va., holds a news conference Oct. 19 to introduce legislation designed to increase the transparency of political ads on Facebook, Twitter and other social media platforms. Drew Angerer/Getty Images hide caption

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Facebook's Advertising Tools Complicate Efforts To Stop Russian Interference

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Sonoma County Sheriff Rob Giordano updates the media on evacuation and search-and-rescue efforts on Oct. 11, as wildfires devastate the county. At a more recent news conference, Giordano struck down wildfire-related rumors circulating on social media. Paul Elias/AP hide caption

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Are Social Media Sites Doing Enough To Combat Rumors And False News?

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How Russian Propaganda Spreads On Social Media

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Twitter ended its advertising relationship with Russia Today and Sputnik on Thursday based on "the U.S. intelligence community's conclusion that both RT and Sputnik attempted to interfere with the election on behalf of the Russian government." NurPhoto via Getty Images hide caption

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