Interesting story on the "fact checkers"

The Dem pundits seem to love to reference their fact checkers when covering points brought up by their opposition. Here is an interesting story on the bias of those fact checkers.

The Media's 'Fact Check' Smokescreen

PolitiFact bias: Does the GOP tell nine times more lies than left? Really?

Fact-Checking the Fact-Checkers: Here‘s a Break Down of the Claims Bashing Paul Ryan’s Speech