That's the opposite of a fact check. That was a character assassination. (The opposite of a fact check).Ready for some fact checks?
Your expert, J. Hutton Pulitzer, used to be J. Jovan Philyaw the inventor of the CueCat. https://en.wikipedia.org/wiki/CueCat . From there he went on to be a treasure hunter and appeared on the Oak Island TV show claiming that the Ark of the Covenant was buried there.
See ... this proves that we are all on very different wave lengths as to what constitutes an appropriate and reasonable use of the phrase "Fact Check".