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'Evidence is overwhelming': Trump impeachment manager says he's 'responsible' for riot

09:04

Impeachment managers filed their 80-page brief ahead of the Senate trial against Trump. Rep. Adam Schiff, who was the lead impeachment manager for Trump’s first impeachment trial, joins MSNBC’s Chief Legal Correspondent Ari Melber to discuss the case against the former president, Trump’s false claims the trial is “unconstitutional,” and the “powerful” and “overwhelming” evidence against him.