Tonight on The Last Word: Justin J. Pearson is reappointed to his Tennessee House seat. Also, Senate Democrats are demanding a probe into Justice Clarence Thomas's activities. Plus, Sen. Tammy Baldwin announces her re-election campaign. And President Biden speaks in Belfast celebrating 25 years of peace in Northern Ireland. Tennessee State Rep. Justin Jones, Jamelle Bouie, Sen. Tammy Baldwin and Fintan O'Toole join Lawrence O'Donnell.

Tonight on The Last Word: Polling shows that 64% of Americans believe abortion should be legal in some or all cases. Also, Missouri House Republicans vote to cut library funding. Plus, tempers reportedly flared among Tennessee Republicans over the expulsion of Black Democratic lawmakers. And the "Tennessee Three" inspire young people to run for office. Sen. Tina Smith, Brittany Packnett Cunningham, Jennifer Rubin, MO State Rep. Peter Merideth, Katie Earnhart, TN State Rep. Justin Jones, Rev. Mark Thompson, Peniel Joseph and Amanda Litman join Jonathan Capehart.