Intelligence officials and electronic security firms have said the evidence points to Russia, but how do we really know that? "[Clinton]'s saying Russia, Russia, Russia, but I don't — maybe it was. Now that we don't know who did it, return attention to the content. Here's what Trump said:"You don't know who broke in to DNC. An earlier version of this article incorrectly stated that Russian security analyst Andrei Soldatov believed that the DNC hack was not a state-backed effort.

Source: Washington Post September 27, 2016 08:56 UTC