After more than 12 hours of work Tuesday, the Senate adopted the ground rules for President Trump's impeachment trial. The proceedings resume Wednesday. At the same time, Trump weighed in from Davos.

The Senate impeachment trial began today with arguments about the rules, and White House counsel weighed in.

The White House has released its plan for defending the president in his impeachment trial in the Senate.

There are new additions to President Trump's legal team — including former independent counsels Ken Starr and Robert Ray and famed defense attorney Alan Dershowitz.

Alan Dershowitz's role on the Trump impeachment legal team becomes clearer following his interview with NPR.

The president urged public schools to remember that students have constitutional rights to prayer — but one group says too many schools are promoting prayer in ways that cross the line.

"We're ready for it," a White House counselor said. "We have a defense team in place. And our defense team will go on offense also."

The rapid change has raised concern among those who have served on the NSC. They believe the president needs a wide range of experts to give advice on the potential consequences of major actions.

President Trump said "Iran appears to be standing down" in a nationally televised address Wednesday. What are his next moves?

Iranian state-run television says Iran has targeted a U.S. airbase in the Anbar province of western Iraq, after vowing to retaliate for the U.S. killing of Iranian Gen. Qassem Soleimani.

NPR's Audie Cornish wraps the latest Iran developments with a roundtable of NPR correspondents covering the Pentagon, the White House and the State Department.

President Trump talked to Russian President Putin this week about arms control. Critics worry Trump could let a bilateral treaty lapse as he chases a new deal with Russia and China.

President Trump and his Russian counterpart have the coming year to deal with an expiring nuclear treaty that will lapse just after the end of his first term.

President Trump often surrounds himself with lawyers he sees as being good on TV. But the key attorney for Trump's Senate impeachment trial is better known for working behind the scenes.

If some U.S. allies allow Chinese company Huawei into their 5G telecommunications networks, Robert O'Brien says China's communist government would have access to sensitive personal data.

A small group of reporters, including NPR's White House correspondent, traveled with the president to Afghanistan. Plans for the trip were keep secret and all phones were confiscated.

"The Taliban wants to make a deal," President Trump said during his trip to Bagram Airfield, where he met with U.S. troops. "If they do, they do, and if they don't, they don't. That's fine."

When it comes to clemency and President Trump, who you know is a key factor. Navy SEAL Edward Gallagher, whose demotion was reversed after conservatives advocated for him, is just the latest example.

Two witnesses appear before Thursday's impeachment inquiring public hearing: the State Department's David Holmes and Fiona Hill, a former Russia expert at the National Security Council.

But Tim Morrison, formerly the top Russia official on President Trump's National Security Council, said he found nothing wrong with the July 25 call between Trump and his Ukrainian counterpart.