Google, Facebook, Twitter and Microsoft confirm Russian involvement in 2016 U.S Presidential election campaign

U.S. investigators are gradually piecing together how the Kremlin orchestrated its disinformation campaign using U.S. platforms to influence the 2016 U.S. Presidential campaign. As per a person briefed on Google’s probe on Russian involvement in the 2016 U.S. elections, Google has discovered that Russian agents had spent tens of thousands of dollars on ads on…