Which ones are the most widely shared on social media? (Story doesn’t answer that question)
Something you can do for fun – visit any of these organizations’ Facebook pages and FB will tell you which of your friends “like” that page. Kinda scary to see which friends like pages that are among the least trusted sources of news.

Source: These are the most — and the least — trusted news sources in the U.S. – MarketWatch
The survey was conducted by the Reynolds Journalism Institute at the University of Missouri.