Today on Filtered with TJ Walker, TJ examines three stories about health, truth, and political spectacle. New research raises concern that microplastics may be building up in human brains, with ultra-processed junk food possibly making exposure worse. Then, a Washington Post report on a NewsGuard/YouGov survey finds that about one in four Americans think the White House Correspondents’ Dinner shooting was staged, exposing a dangerous collapse in shared facts. Finally, Transportation Secretary Sean Duffy’s return to reality TV raises questions about ethics, public service, sponsors, and government power becoming influencer content.