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2016 Presidential Campaign Hacking Fast Facts
(CNN) -- Here's a look at hacking incidents during the 2016 presidential campaign and Russian meddling in the election. For details about investigations into hacking and efforts to interfere with the election, see 2016 Presidential Election Investigation Fast Facts. Timeline: September 2015 - The FBI contacts the Democratic National Committee's help desk, cautioning the IT department that at least one computer has been compromised by Russian hackers. A technician scans the system and does not find anything suspicious.