KEY POINTS
  • House Democrats and defense lawyers answer final questions from senators on the eve of Friday's crucial vote on additional evidence and witnesses.
  • Republican Sen. Lamar Alexander of Tennessee announces he will vote against admitting additional evidence in the trial.
  • Sen. Susan Collins of Maine announces she will break with her party and vote with Democrats to admit witnesses.
House Intelligence Committee Chairman Rep. Adam Schiff (D-CA) speaks to reporters in the Senate basement at the U.S. Capitol as the Senate impeachment trial of U.S. President Donald Trump continues on January 30, 2020 in Washington, DC.

House Democrats and defense lawyers made final arguments Thursday for more than nine hours on the eve of Friday's crucial vote on additional evidence and witnesses.

Officially structured as the second day of the question-and-answer portion of the trial, the tenor and content of the questions directed to both the president's lawyers and the Democratic House managers grew increasingly partisan and rhetorical as the day wore on.