Republicans and Ukraine: Harold Meyerson; Amy Wilentz on Paul Farmer; Ahilan A. on immigration

Republicans and Ukraine - this segment recorded Wednesday afternoon, before Putin's attack on Thursday. Harold Meyerson comments. Also: news of the class struggle in America. plus: Amy Wilentz on Paul Farmer - he founded Partners in Health, bringing high quality health care to some of the world's poorest people. Also: Biden and the Border: Ahilan Arulanantham of the UCLA Law School comments on Biden's broken promises about immigration and asylum.