Former President Donald Trump is still working to assemble a full legal team for his Senate impeachment trial, people familiar with the matter told CNN on Monday, even as he has begun to craft a defense strategy with Butch Bowers, the South Carolina lawyer who has agreed to represent him in the historic proceedings.

One article of impeachment against former President Trump for "incitement of insurrection" is delivered to the Senate, formally triggering the start of his second impeachment trial.

President Joe Biden on Monday offered his most extensive comments since taking office on President Donald Trump's impeachment trial, telling CNN "I think it has to happen."

Chief Justice John Roberts has long been a student of history, but this is one part of history -- presiding at the second trial of Donald Trump -- he can do without.

Rep. Jamie Raskin fled the House chamber on January 6 alongside his colleagues as a mob was gaining on the Capitol, but his mind was focused on the office down the hall where his daughter and son-in-law were in hiding.

How does a country recover from four years of virulent acrimony? The urgent need to heal America's divisions, to "end this uncivil war," stood at the center of President Joe Biden's stirring inaugural speech. He implored Americans to "open our souls instead of hardening our hearts."

With the second impeachment trial of Donald Trump set to begin in February, nine prominent Republican lawyers, including two former officials in the Trump administration, have signed a letter urging GOP senators to "consider the evidence" before deciding how to vote on conviction.

Less than a week into his new administration, President Joe Biden's promise of restoring bipartisanship is going to face even more hurdles as Republicans are signaling they have little interest in taking up his first legislative priority: another massive Covid-19 relief bill.

The second impeachment trial of former President Donald Trump gets in motion Monday when the House impeachment managers will walk the impeachment article to the Senate, even though the substance of the trial has been put off for another two weeks.