Tonight on The Last Word: Barack and Michelle Obama endorse Vice President Harris. Also, the White House says a ceasefire deal is closer than ever. Plus, Zoom calls for Harris break records and raise millions. And new “creepy” audio from JD Vance about reproductive care. Valerie Jarrett, Rick Stengel, Shannon Watts, Jotaka Eaddy, Simon Rosenberg, and fmr. Rep. Debbie Mucarsel-Powell join Jonathan Capehart.

Tonight on The Last Word: Pennsylvania leads the U.S. in political ad spending. Also, former national security leaders endorse Vice President Harris. Plus, Manhattan District Attorney Alvin Bragg urges Judge Juan Merchan to reject Donald Trump’s bid to toss his conviction. And gun safety group March for Our Lives makes a historic endorsement. Sen. Bob Casey, Amb. Susan Rice, Andrew Weissmann, and David Hogg join Lawrence O’Donnell.

Tonight on The Last Word: President Biden relies on history to frame the existential election in a historic speech from the Oval Office about his decision to leave the campaign. White House Press Secretary Karine Jean-Pierre and Ron Klain join Lawrence O’Donnell.

Tonight on The Last Word: An appeals court rules that a Trump lawyer must testify in the classified documents case. Also, Stormy Daniels turns over messages from a Trump lawyer to the Manhattan district attorney. And Trump ally Robert Costello tries to undercut Michael Cohen’s New York grand jury testimony. Andrew Weissmann, Neal Katyal, Charles Coleman and Rep. Daniel Goldman join Lawrence O’Donnell.

Tonight on The Last Word: Vice President Kamala Harris pledges to unite the Democratic Party. Also, New York’s Democratic delegates vote to support Harris. Plus, Harris holds her first presidential campaign rally in Wisconsin. And the Harris candidacy reshapes key Senate race strategies. Rep. Joyce Beatty, Gov. Kathy Hochul, Ben Wikler, and Sen. Gary Peters join Lawrence O’Donnell.

Tonight on the Last Word: President Biden calls on Russia to release Brittney Griner immediately. Also, Donald Trump’s lawyers are reportedly discussing privilege issues with the Justice Department after former White House aides were subpoenaed. Plus, conservatives embrace the Hungarian prime minister’s far-right rhetoric at CPAC. And the White House declares monkeypox a public health emergency. Terri Jackson, Joe Cirincione, Jill Wine-Banks, Tim O’Brien, Peter Beinart, Kurt Bardella, Christina Greer and Dr. Syra Madad join Zerlina Maxwell.

Tonight on The Last Word: The special counsel reportedly claims Donald Trump deliberately misled his attorneys about the classified documents. Also, Speaker McCarthy defends Trump and downplays the hush money probe. And The New York Times reports Trump claims he’s ready for his New York City perp walk. Andrew Weissmann, Charles Coleman, Rep. Adam Schiff and Mary Trump join Lawrence O’Donnell.

Tonight on The Last Word: Vice President Harris begins an historic presidential campaign. And NBC News reports the majority of pledged Democratic delegates endorse Harris on her first full day as a candidate. Rep. Lisa Blunt Rochester, Angela Alsobrooks, Zerlina Maxwell, and Simon Rosenberg join Lawrence O’Donnell.