‘A Poison’: Tucker Carlson under Pressure amid Debunked Conspiracy Theory as Biden Slams ‘Lies’

May 18, 2022 • President Biden visited Buffalo, New York, after the deadliest mass shooting of the year took place at a local grocery store over the weekend. Meanwhile, Fox News ownership is under fire for amplifying a racist conspiracy theory linked to the shooting. MSNBC’s Ari Melber is joined by former RNC Chair Michael Steele to discuss the far-right’s promotion of “Replacement Theory.”