Ray Epps, the man at the center of a widespread conspiracy theory about the attack on the Capitol on Jan. 6, 2021, filed a lawsuit on Wednesday accusing Fox News and its former host Tucker Carlson of defamation for promoting a “fantastical story” that Mr. Epps was an undercover government agent who instigated the violence at the Capitol as a way to disparage President Donald J. Trump and his supporters.The complaint was filed in Superior Court in Delaware, where Fox recently agreed to a $787.5 million settlement in a separate defamation case brought by Dominion Voting Systems to combat claims that the company had helped to rig the 2020 election against Mr. Trump.“Just as Fox had focused on voting machine com …
