Russian President Vladimir Putin looks on as he attends a ceremony for Russia's Navy Day in Saint Petersburg on July 30, 2017. President Vladimir Putin oversaw a pomp-filled display of Russia's naval might as the Kremlin paraded its sea power from the Baltic Sea to the shores of Syria. Some 50 warships and submarines were on show along the Neva River and in the Gulf of Finland off the country's second city of Saint Petersburg after Putin ordered the navy to hold its first ever parade on such a grand scale. / AFP PHOTO / POOL / Alexander Zemlianichenko (Photo credit should read ALEXANDER ZEMLIANICHENKO/AFP/Getty Images)
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Indictments charge Kremlin-linked 'troll group'
One of the charges of special counsel Robert Mueller's indictment is the Russian-based company called the "Internet research agency," which is also often called a "troll farm." CNN's Matthew Chance takes a look at how it allegedly sought to sow discord in the US.
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Russia hacking response 16 videos
Russian President Vladimir Putin looks on as he attends a ceremony for Russia's Navy Day in Saint Petersburg on July 30, 2017. President Vladimir Putin oversaw a pomp-filled display of Russia's naval might as the Kremlin paraded its sea power from the Baltic Sea to the shores of Syria. Some 50 warships and submarines were on show along the Neva River and in the Gulf of Finland off the country's second city of Saint Petersburg after Putin ordered the navy to hold its first ever parade on such a grand scale. / AFP PHOTO / POOL / Alexander Zemlianichenko (Photo credit should read ALEXANDER ZEMLIANICHENKO/AFP/Getty Images)
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Indictments charge Kremlin-linked 'troll group'
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Russia may hack our elections. Can we stop it?
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US Homeland Security Secretary Kirstjen Nielsen speaks during press briefing on national security at the White House in Washington, DC, on August 2, 2018. - The US government on Thursday accused Russia of carrying out a "pervasive" campaign to influence public opinion and elections, in a public warning just months before crucial legislative elections. (Photo by NICHOLAS KAMM / AFP) (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)
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WH says it's concerned about election meddling
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Sen. Claire McCaskill, D-Missouri, testifies during a hearing of the Senate Health, Education, Labor, and Pensions Committee on July 29, 2015 in Washington.
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McCaskill: Attempted hacking 'not successful'
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The logo of French headquarters of American multinational technology company Microsoft, is pictured outside on March 6, 2018 in Issy-Les-Moulineaux, a Paris' suburb. / AFP PHOTO / GERARD JULIEN (Photo credit should read GERARD JULIEN/AFP/Getty Images)
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Microsoft stops Kremlin-based hackers
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Trump deflects question over Russia indictments
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US intel warns of Russian threat to power grid
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Microsoft exec: Russia already targeting 2018 campaigns
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Adam Schiff: Putin is ringmaster of conspiracy
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Video warns 2018 campaigns: Don't get hacked
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His part-time job is Russian troll hunter
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Paul: Putin will never admit to election hack
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U.S. Deputy Attorney General Rod Rosenstein delivers remarks on "Justice Department Views on Corporate Accountability" during the The Annual Conference for Compliance and Risk Professionals at the Mayflower Hotel May 21, 2018 in Washington, DC. (Chip Somodevilla/Getty Images)
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Rosenstein: 12 Russians charged with hacking
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Bash on DNC hacking: This is a major crime
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FBI Director Christopher Wray (L), CIA Director Mike Pompeo (2nd L), Director of National Intelligence Dan Coats (3rd L), Defense Intelligence Agency Director Robert Ashley (3rd R), National Security Agency Director Michael Rogers (2nd R) and National Geospatial Intelligence Agency Director Robert Cardillo (R) testify on worldwide threats during a Senate Intelligence Committee hearing on Capitol Hill in Washington, DC, February 13, 2018. (SAUL LOEB/AFP/Getty Images)
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Intel chiefs: Russia targeting 2018 elections
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How to uncover a Russian troll op
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