CNBC anchor Shepard Smith has offered his harshest rebuke yet of his former employer Fox News, calling out some of its hosts for spreading lies that have damaged the nation.

“I don’t know how some people sleep at night,” Smith said in an interview with Christiane Amanpour of PBS News that aired Tuesday night. “I know that there are a lot of people who have propagated the lies and have pushed them forward over and over again, who are smart enough and educated enough to know better.”

The veteran newsman worked at the conservative network for 23 years. He was a vocal critic of President Donald Trump and his conspiracy theories, and in the months leading up to his abrupt departure in late 2019, he clashed with…