Domenico Montanaro

The impeachment inquiry Democrats opened is about to consume American politics. What did we learn and where's it headed?

Independents at this point say they are not on board with the impeachment inquiry. But with more revelations coming out, the pollsters warn, that could change.

House Speaker Nancy Pelosi announced that the House would move ahead with an official impeachment inquiry into President Trump. The move follows a phone call Trump had with Ukraine's new president.

The former vice president, who is at the center of Trump's Ukraine call controversy, is now in favor of impeachment if the president doesn't comply with Congress.

"The president must be held accountable," the House speaker said Tuesday. "No one is above the law."

Democratic presidential candidates are calling for the ouster of the controversial justice over a new allegation of sexual misconduct published in a New York Times essay.

A review of the third Democratic presidential debate. How the candidates played off of one another, who shined and who didn't.

All of the leading Democratic presidential candidates were on stage together Thursday night in Houston. The question is whether that made the choices any clearer for voters.

Former Vice President Joe Biden and Massachusetts Sen. Elizabeth Warren faced off onstage for the first time, but Vermont Sen. Bernie Sanders wound up taking much of the heat, sparing Warren.

The majority does not rule in the Senate, and that has some Democrats — including presidential candidate Elizabeth Warren — pushing to change how things work. Others warn that could backfire.

This is the first time Elizabeth Warren and Joe Biden will be onstage together, and they have a history. Will they engage and on what issues? That and other key questions about the debate.

Seventy-five percent of Democratic voters now say they have a favorable impression of Elizabeth Warren, a new NPR/PBS NewsHour/Marist poll finds. Joe Biden is a close second among Democrats.

Democrats and Republicans agree that Congress should tighten gun laws by passing universal background checks and red flag laws and require gun licenses as well as increase funding for mental health.

The field of Democratic presidential hopefuls has begun to shrink in advance of, and because of, this week's debate. The new, more rigorous rules instituted by the party are causing some controversy.

Despite missteps on the campaign trail, former Vice President Joe Biden continues to retain support among key Democratic voter groups, but Bernie Sanders and Elizabeth Warren aren't far behind.

Labor Day marks the unofficial last day of summer — and the unofficial start of election season, a year and two months out from the presidential election. Where does the Democratic field stand?

We have the latest on the impact of Hurricane Dorian on Puerto Rico and the U.S. Virgin Islands. Also, a preview of the next Democratic debate and what Brexit means for Ireland.

The final lineup is set for the Democrats' third presidential primary debate. Some campaigns and pollsters have criticized the requirements for appearing on the debate stage.

After a summer that included two strong debate performances, the Massachusetts senator has seen a rise in fundraising, polls and crowds. But can she win it all?

President Trump is not facing a strong primary opponent, so far. That's a sign of how unified Republican voters are behind him heading into 2020, despite discomfort and grumbling in the establishment.