All of this news about "Fake News" is really just OLD NEWS. Misinformation has existed since the beginning of our nation (at least).. We need to just accept that not everything printed and not everything on the web is going to be correct/trustworthy/reliable/worthy of repeating or sharing. Don't believe everything you hear or read! Accept that, please. Here is an excellent article giving advice on how to judge the reliability of a news source (which is really all the stuff you learn in HS with Mrs. Horwat and your English teachers, but it's a handy and brief checklist).
Learn this, and use it---ALWAYS. Be information literate!
Ten Ways to Spot a Fake News Article