Williams: Can GOP really vote against witnesses because Schiff hurt their feelings?

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Brian Williams, former Sen. Claire McCaskill and former Rep. Carlos Curbello discuss how some GOP senators said Rep. Adam Schiff insulted them during the trial on Friday night by repeating an anonymously sourced report that the White House had threatened to put the “head on a pike” of Republicans who vote against President Donald Trump, and how those feelings could affect the trial.