Russian actors may have run an online disinformation campaign during the 2016 US presidential elections, but they likely learned their tactics from Americans. As part of our investigation, PBS NewsHour series producer Cameron Hickey tracked down one of these junk news pioneers, Cyrus Massoumi. He runs liberal and conservative junk news sites, which have millions of followers on Facebook. To find out more about the murky world of junk news, I sit down with Massoumi on this episode of Miles To Go.