this is the single greatest witch hunt of a politician in american history. he was echoing these voices on fox. >> it's become a partisan witch hunt. >> trump's reelection campaign is raising money off the controversies, claiming sabotage and it's believable to some of his fans because of what they're being told in this echo chamber. >> there is a cultural war. they want to bully you into submission. >> brian joins me now. it's what you said, it's deny, deflect, downplay. >> it's all about providing a counternarrative. it's pro-trump media, provide a counternarrative to discuss with their friends. they feel more and more we're in these echo chambers, in these filter bubbles where people are sharing views that they agree