‘Unhinged, rambling, incoherent’: Nicolle Wallace’s take on Trump’s speech after teleprompter breaks

Vaughn Hillyard, NBC News Correspondent joins Nicolle Wallace on Deadline White House with reaction to Donald Trump’s most rambling and unhinged campaign speech thus far in the campaign, showing what happens when a teleprompter malfunctions and Donald Trump is left to his own devices to give a campaign speech.