Since early July, liberals on social media have seen pumping out claims that the Trump campaign was selling “America First Tee” shirts that featured the “Imperial Eagle” (an eagle holding a wreathed swastika), a common symbol in Nazi Germany. Even though images of an eagle holding something round was common imagery in American politics, the so-called fact-checkers over at USA Today put out a tweet Sunday that said they ruled the claim as “true.” Showing a picture of the “Imperial Eagle” next to on of the campaign shirt (an eagle holding a round American flag, the USA Today Twitter account...