According to the Pew Research Center, Americans are between two and three times more likely to trust the local news (82 percent) and the national news (76 percent) than they are to trust anything they see on social media (34 percent).

Source: How to avoid fake news: Stop getting your news from Facebook, that’s how
Corollary: To avoid spreading fake news, only share content that you create yourself or that which is created by people you personally know.