What Mattered Today: December 19, 2019

The timing of an impeachment trial is now in limbo as Democrats weigh withholding articles of impeachment amid a feud with Republicans over how the Senate should proceed. Plus, the sixth debate for the leading Democratic presidential candidates kicks off tonight in Los Angeles, and Facebook promised to ban misinformation relating to the 2020 U.S. census. Read up on these and more of today’s top headlines.

What Mattered Today: December 19, 2019