Tonight on The Last Word: Donald Trump repeatedly lashes out after his federal arraignment. Also, the Tennessee Democrats who were expelled over gun protests win their primary races. Plus, the AFL-CIO endorses President Biden's reelection in 2024. And Ukraine gains ground in a counteroffensive against Russia. Glenn Kirschner, Paul Butler, TN State Rep. Justin Jones, TN State Rep. Justin J. Pearson, Jared Bernstein and Lt. Col. Alexander Vindman join Ali Velshi.