evidence: No, video of rioters discussing Capitol ‘floor plan’ doesn’t prove Jan. 6 was antifa setup [...] The Jan. 6, 2021, attack on the U.S. Capitol was not a "setup" by antifa activists who were "already inside the Capitol with floor plans dressed as Trump supporters." The viral Facebook post making that claim revived a debunked conspiracy theory. [...] More than a year and a half later, those claims continue to spread online — despite having been thoroughly debunked. "Antifa was already inside the Capitol with floor plans dressed as Trump supporters," said the text over a viral Facebook post shared July 15. "This was 100% a setup."