This undated photo appeared on a website investigated by the FBI in connection with Dylann Roof, who killed nine people in a Charleston, S.C., church in June 2015. AP hide caption

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AP

Dylann Roof FBI Interview Excerpt

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Facebook CEO Mark Zuckerberg is defending the company against criticism that it doesn't vet fake news in its news feed. Eric Risberg/AP hide caption

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Eric Risberg/AP

Facebook, Google Take Steps To Confront Fake News

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A Google broadband technician installs a fiber-optic network at a home of one of the early Google Fiber customers in Kansas City, Kan., in 2012. Julie Denesha/Bloomberg/Getty Images hide caption

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Google CEO Sundar Pichai talks about the Google Assistant, which will power the company's new line of smartphones and a voice-activated speaker. Eric Risberg/AP hide caption

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Eric Risberg/AP

The village of Funningur is one of the scenic delights of the Faroe Islands. The archipelago's tourist board has a campaign for better Google Street View mapping called SheepView 360. Ullstein Bild/ullstein bild via Getty Images hide caption

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Google Vice President Mario Queiroz talks about the uses of the new Google Home device during the keynote address of the Google I/O conference in Mountain View, Calif. Eric Risberg/AP hide caption

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Eric Risberg/AP

With New Products, Google Flexes Muscles To Competitors, Regulators

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Google announced it is partnering with Fiat Chrysler Automobiles to expand its self-driving car project. This is the first time Google has worked directly with an automaker to integrate its self-driving technology into a passenger vehicle. FCA US LLC hide caption

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FCA US LLC

South Korean professional Go player Lee Sedol reviews the match with other professional Go players after the fourth match against Google's artificial intelligence program, AlphaGo. Handout/Getty Images hide caption

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Achievement Unlocked: Google AlphaGo A.I. Wins Go Series, 4-1

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Smartphone assistants like Siri will give you a national help line to call when you bring up suicide. But they have trouble recognizing other things, like rape or physical abuse. Michael Nagle/Getty Images hide caption

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Journalists watch a big screen showing live footage of the third game of the Google DeepMind Challenge Match between Lee Sedol, one of the greatest modern players of the ancient board game Go, and the Google-developed supercomputer AlphaGo at a hotel in Seoul on Saturday. AlphaGo won, clinching its victory in the best-of-5 match. Jung Yeon-Je/AFP/Getty Images hide caption

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South Korean Go player Lee Sedol reviews the match after resigning, giving Google's artificial intelligence program AlphaGo a two-game lead in their five-game series in Seoul, South Korea, Thursday. Lee Jin-man/AP hide caption

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