Presidential historian on President Trump's final days in office: 'There's nothing in history that's remotely like this'

Presidential historian Michael Beschloss joins Andrea Mitchell to discuss the nature of President Trump's final days as he prepares to leave office. He compares the President's unwillingness to concede the 2020 election to Al Gore's concession in 2000 after the Supreme Court ruling, adding, 'That's what most patriots do.'Dec. 28, 2020