As students across the United States today join a nationwide school walkout to demand lawmakers take action on gun control, we go to Tennessee, where Republicans are trying to expel three Democratic lawmakers for supporting student-led gun control protests at the state Capitol after last week’s school shooting in Nashville.

We get an update on a major victory for progressives in Chicago’s mayoral race, where union organizer and former teacher Brandon Johnson narrowly defeated Paul Vallas in a runoff election Tuesday. Johnson called for community investment, while Vallas, who was backed by the police union, focused his campaign on crime.

Democrat-backed Judge Janet Protasiewicz won a high-stakes Wisconsin Supreme Court race Tuesday, giving liberals a majority on the court for the first time since 2008 and renewing hopes the state’s abortion ban can be reversed. Protasiewicz’s rival, former Justice Dan Kelly, had support from Republicans and anti-abortion groups.

As we cover the historic arraignment of former President Donald Trump, we look at the crimes for which he has not been charged. We speak with Ralph Nader, longtime consumer advocate, corporate critic and former presidential candidate. Nader says that though “all presidents violate laws,” Trump has “taken it to a new and diverse height.

Donald Trump has been formally charged with 34 felonies in an indictment unsealed on Tuesday. After surrendering to authorities at a New York courthouse, Trump was placed under arrest and fingerprinted. He then appeared in a courtroom, where he pleaded not guilty to all 34 counts of falsifying business records in connection to hush-money payments he paid out during the 2016 presidential campaign. Trump is the first U.S. president to ever be charged with a crime.