Tonight on The Last Word: The Shelby County district attorney says everyone involved in the events before, during and after Tyre Nichols's beating is being investigated. Also, Arizona voters are dismayed at election worker resignations. Plus, Trump continues to influence GOP politics. And Secretary of State Blinken condemns the "horrific terrorist attack" at a Jerusalem synagogue that killed seven people. Wendi Thomas, Tennessee State Sen. London Lamar, Marq Claxton, Arizona Secretary of State Adrian Fontes, McKay Coppins and Ronen Bergman join Ali Velshi.

Tonight on The Last Word: Outgoing White House Chief of Staff Ron Klain joins Lawrence O'Donnell for an exclusive interview about the Biden administration's handling of the classified documents investigation, the diversity and experience of the White House staff, and reflections on his time in public service and politics. Jen Psaki also joins.