DAY 479: The Pennsylvania G.O.P primary heats up ahead of the election

<p>Trump endorsed Senate candidate Mehmet Oz and David McCormick are both getting some unexpected competition in the final days of the campaign, from ultra-right wing candidate Kathy Barnette. The election is dividing even the most dedicated Trump loyalists. Meanwhile, the January 6th Committee weighs what to do if the five subpoenaed members of Congress ignore their summons. And the White House is responding to the nationwide shortage of baby formula. John Micek, Barbara McQuade, Juanita Tolliver, Annie Gasparro, Dr. Lanre Falusi, Jake Ward and Jon Meacham join.</p>