Watch the hearing live beginning at 10 a.m. ET. When Bill Pickle reached his last day on the job as the Senate sergeant-at-arms more than a decade ago, he issued a stark warning to congressional leaders. Pickle said that the Capitol had security weaknesses that had long gone ignored by …

A Trump conviction is very unlikely. Democrats would need 17 Republicans to join them in voting yes to convict Trump. In an earlier vote on the constitutionality of the trial, only five Republicans broke with their GOP colleagues, a vote that likely foreshadows the intentions of most Republican senators in the trial.

At about 7 p.m. ET Monday, the House will deliver to the Senate an article of impeachment against former President Donald Trump, a move that will trigger preparations for a historic trial.

NPR reporters from the Washington Desk and across the newsroom are providing live fact checks and analysis of Biden's remarks.

Joe Biden will become the 46th president of the United States on Wednesday, having defeated Donald Trump in an acrimonious, divisive election last November.

The House of Representatives is on track to impeach President Trump for the second time in 13 months — marking him as the only president to receive the rebuke twice in history.