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Russian, Chinese and Iranian hackers all targeting 2020 election, Microsoft says
By Zachary Cohen & Donie O'Sullivan
Exclusive: Microsoft believes Russians that hacked Clinton targeted Biden campaign firm - sources
By Christopher Bing, Raphael Satter & Joseph Menn
Russian hackers who disrupted 2016 election targeting political parties again, Microsoft says
By Ellen Nakashima & Josh Dawsey
The Russian hackers who interfered in 2016 were spotted targeting the 2020 US election
By Patrick Howell O'Neill
