Update:<p>Department of Homeland Security sources say the site never crashed or seemingly was in any danger of doing so. <a href="https://twitter.com/nakashimae/status/1239569102831857665" rel="nofollow">https://twitter.com/nakashimae/status/1239569102831857665</a><p>According to Bloomberg, officials don’t yet know who is responsible but are assuming it’s a “hostile foreign actor.”