President Trump made history on Wednesday by becoming the first U.S. president to be impeached twice. However, this time around, the Senate trial could look drastically different, with some arguing it might not happen at all. That’s because, while presidential impeachments are already incredibly rare, the certainty that a Senate trial will not start until after Trump's term ends on Jan. 20 means we are in uncharted legal territory. Yahoo News explains what we know — and what we don’t know — so far. Follow us on: Facebook: https://www.facebook.com/yahoonews Instagram: https://www.instagram.com/yahoonews/ Twitter: https://twitter.com/yahoonews TikTok: https://www.tiktok.com/@yahoonews Website: https://news.yahoo.com/ #TrumpImpeachment #CapitolRiot #Insurrection