Tonight on The Last Word: Special counsel Jack Smith wants the classified documents trial to begin in December. Also, The New York Times reports that a former Trump campaign official is in talks to cooperate in the January 6 probe. Plus, Russian mercenary leader Yevgeny Prigozhin declares war on Moscow's defense ministry. Democrats introduce legislation to expand the Supreme Court. And abortion is motivating voters and candidates post-Roe. Bradley Moss, Glenn Kirschner, Rep. Eric Swalwell, Richard Engel, Sen. Tina Smith, Amanda Litman and Adele McClure join Jonathan Capehart.