It's the newest frontier in fake news & propaganda:
Some misinformation in local news comes from foreign governments seeking to meddle in American domestic politics. Most notably, numerous Twitter accounts operated by the Russian Internet Research Agency were found to have impersonated local news aggregators during the 2016 election campaign.
A recent Senate Intelligence Committee report found that 54 such accounts published more than 500,000 tweets. According to researchers at N.Y.U., the fake local news accounts frequently directed readers to genuine local news articles about polarizing political and cultural topics.
I know I've ticked off more than a handful of friends by correcting them when they share hinky stuff on Facebook, but I mostly do it via private messages these days instead of the comment thread. I really don't want to be "that guy," but when the person posting it has several hundred friends, the misinformation can spread like wildfire. And it's not just those dastardly Russians doing it; the (U.S.) Conservative election machine is now cranking out a ton of this material as well: