Donald Trump tends to call whatever he dislikes "fake news," from inconvenient facts to unfavorable reporting. Even though the President himself is less a font of truth and more a spigot of self-serving exaggeration and insults.

But Trump isn't all wrong when he labels reporting against him as fictitious or slanted. Reporters have become so enraged with the President that in their hurry to lambast him, they sometimes forget about fact checking and standard quality controls.

The result is that actual "fake news" is slipping into major news outlets. When hit pieces turn out to be false, they bolster Trump's claims about the media and discredit journalists in the eyes of his supporters.

In the latest "Mostly Weekly" Andrew Heaton explains the relationship between "Trump Derangement Syndrome," fake news, and a solution for the media.