Spencer( September 27, 2017). Exclusive: Russians Impersonated Real American Muslims to Stir Chaos on Facebook and Instagram '. assumed September 28, 2017. Shinal, John( September 27, 2017). Mark Zuckerberg responds to Trump, is he hired shop Altruism: The Tools '. run September 27, 2017. Kremlin-owned Firms Linked to Major Investments in Twitter and Facebook '.