The 53-year-old television presenter said of reading the magazine in his early years;
Newsweek made me a smarter kid. Now the magazine makes you dumber.
He further said that the publication's latest piece makes it appear to be a "thinly-pressed carcass of mindvomit."
Greg Gutfeld on Newsweek Comparing The Murderer Charles Manson to Donald Trump
The article is called How Murderer Charles Manson and Donald Trump Used Similar Language to Gain Followers.
The article read at the time that both men geared their speeches toward people who felt "alienated or marginalized."
Greg said most people "use language to gain followers", remarking;
Isn't that what we all do? Doesn't that make Newsweek like Manson,
He said the article possibly come about as the product of young editors trying to find a way to "take a naked Charlie Rose off their minds."
Jesse Watters called the piece "lazy clickbait and a smear" of Donald Trump.
As previously reported, Charles Manson died of natural causes on Sunday in Kern County, Calif.