Multiple sources tell NBC News former President Trump could announce his vice presidential pick as early as this week. NBC News National Political Correspondent Steve Kornacki joins Meet the Press NOW to explain why Rep. Jamaal Bowman (D-N.Y.) and Rep. Lauren Boebert (R-Colo.) are facing challenging primary battles. WikiLeaks founder Julian Assange is expected to plead guilty to violating the Espionage Act, ending a yearslong extradition battle with the Department of Justice.