Rep. Al Green: I know what ‘send them back’ means. It’s been said to me.

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Despite attempting to disavow chants of “send her back” that broke out at his North Carolina rally, President Donald Trump is doubling down on his attacks on a group of progressive Congresswomen. Rep. Al Green (D-TX) joins Alex Witt and recounts the racism he has personally experienced – including being told to “go back,” echoing the rally-goers’ chant.