On CNN's State of the Union, the Republican front-runner was asked if he'd distance himself from the support of former KKK grand wizard David Duke. Trump refused four times, saying, "I don't know."
With Super Tuesday approaching, Rachel Martin asks longtime Republican political strategist Charlie Black about Donald Trump's popularity within the GOP establishment.
Political endorsements sometimes make a splash. How do candidates go about getting them? Rachel Martin asks political consultant Bill Burton.
Democrats in South Carolina voted in their primary last night and now both parties head into the final 48-hour sprint to Super Tuesday, when about a dozen states vote.
Donald Trump and Hillary Clinton are expected to up their delegate leads and pull away from their rivals. But those aren't the only things that could happen. Be ready for surprises.
More voters identify as independent than Republican or Democrat. And they're changing the political system around the country.
Clinton made it clear she's ready to incorporate much of Sanders' populist, anti-Wall Street message into her own campaign. She said "more dreams die in the parking lots of banks than anywhere else."
After a bruising loss in the Palmetto State eight years ago, Clinton is expected to easily win the Democratic primary over rival Bernie Sanders.
The returns show the Rubios adjusted gross income was $335,561 in 2014, the most recent year he made available. He paid almost $65,000 in income taxes, a 19.3 percent rate.
South Carolina Democrats go to the polls Saturday to choose between Hillary Clinton and Bernie Sanders in the presidential contest. Meanwhile, Donald Trump gains the endorsement of Chris Christie.
In 2008, Clinton suffered a crushing defeat as black voters rushed to Barack Obama — the beginning of the end for her campaign. Now, a win in the state would give her momentum for Super Tuesday.
The two candidates, both with a Cuban background, have little support among Latinos. Political scientist Maria de Los Angeles Torres says immigration policy lies at the heart of this trend.
The State Department has released more of Hillary Clinton's private emails. NPR's Carrie Johnson talks about the FBI's investigation into the possible compromise of information.
Nothing about Donald Trump's presidential campaign has been traditional. But even veteran political watchers are surprised at how Trump eschews campaign staples, such as volunteers and handlers.
After Gov. Chris Christie endorsed Donald Trump, political correspondent Don Gonyea talks to NPR's Lourdes Garcia-Navarro about the latest election twists and turns.
It's the day when the most states vote and the most delegates are at stake. It can be determinative in who becomes the presidential nominee for either party.
We took a sample of the most novel economic proposals and asked a panel of economists: Are they good or bad?
"I will absolutely give my return, but I'm being audited now for two or three years, so I can't do it until the audit is finished, obviously," Donald Trump said this week.
Bernie Sanders and Hillary Clinton are both trying to explain their positions on the 1994 crime bill, a touchstone of the tough-on-crime attitudes that are blamed for the mass incarceration of people of color now.
Donald Trump launched Trump University in 2005 to offer real estate investing seminars. Former students of Trump University have sued, saying they were scammed.