As Elon Musk steps up his work on behalf of former President Donald Trump, Vice President Kamala Harris is calling in her own billionaire, Mark Cuban, to reprise the role he played for Hillary ...

NBC News' Peter Alexander reports from Harris HQ and the similar feeling it has to Hillary Clinton's election night in 2016 ...

What can candidates realistically do in the closing hours of a campaign? Chris Jansing spoke with some grassroots volunteers ...