Scott Detrow

Climate activists have been pushing the Democratic party to hold a debate on their issue. Most candidates have clear plans to combat climate change, with Bernie Sanders releasing his on Wednesday.

Former Texas Rep. Beto O'Rourke is resisting calls to drop his presidential bid to run for Senate. Former Colorado Gov. John Hickenlooper did that on Thursday.

The Iowa State Fair can be a lot of fun, but for presidential candidates it's serious business. California Sen. Kamala Harris came to the fair intent on proving she's a top-tier contender.

The Iowa State Fair has a lot of fun to offer, but for presidential candidates, it's serious business. California Sen. Kamala Harris came to the fair intent on proving she's a top-tier contender.

Joe Biden, Kamala Harris and others get lots of attention at the Iowa State Fair. A day with former Rep. Joe Sestak shows what it's like for a candidate having to explain he's not a typical fair-goer.

Former Vice President Joe Biden made the traditional campaign stop at the Iowa State Fair Thursday. His focus remained on President Trump's rhetoric and leadership in the wake of mass shootings.

Democratic presidential candidates are speaking out about the recent mass shootings, criticizing President Trump's rhetoric as a contributing factor.

President Trump calls for urgent resolve in trying to prevent massacres like the ones we saw in El Paso, Texas and Dayton, Ohio over the weekend.

President Donald Trump speaks at the White House in response to two weekend shootings — one is El Paso, Texas, where a gunman opened fire at a Walmart, The other was in Dayton, Ohio.

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 will debate again this week, over two nights.

Presidential candidate Julián Castro made an impression at the first Democratic debate by proposing decriminalizing illegal border crossings. He discussed that and more with the NPR Politics Podcast.

Rivals embracing or attacking "Medicare for All" prompted Vermont Sen. Bernie Sanders to lay out his vision for eliminating private health insurance on Wednesday.

Sen. Bernie Sanders delivered a defense of his "Medicare for All" plan Wednesday, as other candidates claim the mantle and former Vice President Joe Biden argues against his approach.

In a speech Tuesday, former Vice President Joe Biden laid out his plan for "reclaiming American leadership" and said the world sees President Trump as "dangerously incompetent."

Former Vice President Joe Biden reported that he and his wife Jill had made millions, mostly from the sale of his book Promise Me, Dad about his late son Beau, and paid speeches.

The baseball commissioner's charming, informative memoir is about the best you can hope to read from a powerful professional sports insider — even if Selig is too defensive on steroids.

The Massachusetts senator has been rising in the polls, and she's now raising solid amounts of money, when there were serious questions previously about the size of her campaign.

Joe Biden has apologized for remarks he made about segregationists that caused a high-profile rift with a Democratic presidential rival. He's also defending his civil rights record with black voters.

Presidential hopeful Bernie Sanders says he doesn't think age should be a determining factor in the 2020 race. Sanders spoke with NPR about some of his signature platform issues.