Nicolle Wallace discusses Kevin McCarthy publicly backing a replacement for Liz Cheney. Plus, a look at Texas and the other states moving forward with restrictive voting bills, a cyber attack on U.S. infrastructure, how the Big Lie began, the Capitol Police Inspector General speaks to missed signs ahead of the January 6th attack, and the FDA approves the Pfizer vaccine for emergency use in children ages 12-15. Joined By: John Brennan, Carol Leonnig, Frank Figliuzzi, Beto O’Rourke, Pete Buttigieg, Michael Steele, Josh Dawsey, Chris Krebs, Clint Watts, Dr. Michael Anderson, and Rep. Madeline Dean