With the Senate set to begin its impeachment trial in earnest tomorrow, Democrats and Republicans are arguing over including evidence that's surfaced since the House voted to impeach President Donald Trump. Rep. Adam Schiff, the lead House impeachment manager, also said he fears U.S. intelligence agencies are withholding evidence regarding Trump's efforts to pressure Ukraine for political favors.
How are Republicans preparing? Senate Majority Leader Mitch McConnell is reportedly planning a "kill switch" rule that could dismiss the articles of impeachment quickly if Democrats try to prolong the proceedings.
OZY's Donald Dossier examines some of the new evidence.