Senators “shall be on Oath or Affirmation.”

“I solemnly swear that in all things appertaining to the trial of the impeachment of Donald John Trump, president of the United States, now pending, I will do impartial justice according to the Constitution and laws: So help me God.” https://t.co/xjDj3OHvRu

— Justin Amash (@justinamash) December 14, 2019