Asma Khalid

President Trump continued attacks on Rep. Elijah Cummings, D-Md., this week as Democratic presidential primary candidates stressed their commitments to minority communities.

We look back at the big moments from Wednesday's Democratic debate. Also, we look at why the Ebola outbreak in the Democratic Republic of Congo has been so difficult to contain.

The candidates in the second night of Democratic presidential debates took turns attacking front-runner Joe Biden's record Wednesday.

The second night of the Democratic primary debates in Detroit will feature the frontrunner, former Vice President Joe Biden, who is expected to face challenges from Sens. Harris, Booker and others.

Progressives Bernie Sanders and Elizabeth Warren will be center stage at the Democratic presidential debate on Tuesday. Moderates on stage may push back to give a more centrist vision of the party.

The former vice president is expected to be tested again on race, as he spars with Sens. Cory Booker and Kamala Harris, the two leading African American candidates, over policing and health care.

Democratic presidential candidates frame many issues as racial justice causes. Given President Trump's recent rhetoric, civil rights activists want to see them confront him directly over racism.

Democratic presidential contenders who have been sparring over racial justice policies addressed the NAACP Wednesday, but opposition to the president largely overshadowed the candidates' differences.

Progressive activists see 2020 as a chance to take control of the Democratic Party. They don't agree on who the best leader would be, but fear the former vice president would fail to excite voters.

Progressive activists see 2020 as a chance to take control of the Democratic Party. Their energy has become focused on denying former Vice President Joe Biden the presidential nomination.

Democratic presidential candidates addressed thousands of progressive activists and organizers at the Netroots Nation conference in Philadelphia Saturday.

Thousands of activists at the Netroots Nation political convention in Philadelphia are feeling emboldened because their ideas — and favored candidates — are shaping the Democratic primary race.

South Bend, Ind., Mayor Pete Buttigieg is the latest Democratic candidate to propose policies to fight racial inequality, as he faces racial tensions after a police shooting in his city.

More than anything, Democratic primary voters say they want a candidate who can beat President Trump. But there's not a clear sense of what that will take.

Sen. Cory Booker, D-N.J., is reintroducing a bill on Thursday that would make marijuana legal at the federal level, the latest progressive legislation embraced by White House contenders.

Bernie Sanders announced a second run for the Democratic presidential nomination in 2020. This time, the Vermont independent enters the race as a leading candidate facing a crowded progressive field.

The Democratic Party is largely unified around the value of immigrants and against President Trump's policies, far from labor concerns and the party's law and order agenda of the 1990's.

The DNC plans to host 12 sanctioned debates during the 2020 primary cycle. The first one will be in June on back-to-back weekday nights. The format changes follow criticism from the 2016 campaign.

The Democratic presidential field has two more candidates. Senators Elizabeth Warren and Amy Klobuchar officially announced they're running. Other candidates fanned out across the country to campaign.

Ohio Democratic Sen. Sherrod Brown hasn't decided to run for president yet. He's on a tour of early primary states, like New Hampshire, testing out a message focused on the working class.