Do President Donald Trump's claims about the cost of the Mueller investigation add up? Is global warming going to create more ice in Antarctica? Did you know one of the biggest peddlers of fake news is a guy in Maine who umpires Little League games?
Every week, Newsy's partners at PolitiFact fact-check a host of claims put out by public officials or going viral on the web.
You can see "What the Fact" every Sunday morning at 10 a.m. Eastern on the Newsy channel. Click here for local listings.