A second co-chair has left the Republican candidate's team in the first caucus state, shifting to Rick Santorum's campaign.
A poll shows the race in Iowa may be competitive for Trump.
Sen. Elizabeth Warren's strong criticism of Joe Biden may complicate the vice president's possible White House bid.
Though the 2016 election is in full swing, only the Florida senator has been able to tap into Silicon Valley's deep wallets.
New Hampshire voters brought the proposal to his attention, the Republican presidential candidate said Sunday on NBC's "Meet the Press."
A new poll in Iowa shows two outsiders, Donald Trump and Ben Carson, have a lot more support than do 15 insiders in the race for the Republican U.S. presidential nomination.
The Republican U.S. presidential hopeful also says his forthcoming decision on whether to potentially run as an independent candidate would make people happy.
A survey of Iowa Democrats indicates U.S. Sen. Bernie Sanders of Vermont is polling within 7 percentage points of former Secretary of State Hillary Clinton.
Three of Jeb Bush’s fundraisers “abruptly” left his campaign, even as it plans a $1,000-a-plate breakfast fundraiser in an attempt to woo new contributors.
The Republican presidential contenders were at a rally in South Carolina Saturday, focusing on Planned Parenthood and the U.S. Supreme Court's ruling on same-sex marriage.
The 2008 GOP vice presidential nominee and the leader of the 2016 Republican presidential pack talked about the Bible and their distrust of the Obama administration.
Hillary Clinton’s support is at 45 percent and Bernie Sanders’ is at 25 percent. That's the smallest lead she has had since polling began in 2012.
Former vice presidential candidate Sarah Palin announced she will interview Republican candidate Donald Trump Friday evening.
Wisconsin Governor and GOP presidential hopeful Scott Walker criticized President Barack Obama's stance on the Middle East and promised stronger military action.
Black Lives Matter activists interrupted Hillary Clinton on Thursday as she told a Cleveland crowd that gun control reforms are needed.
Even host Megyn Kelly had barbed questions for a Univision journalist after he was booted out of a Trump news conference.
While Clinton faces scrutiny and sliding poll numbers, an unannounced candidate is voters' favorite in a hypothetical general election.
Univision CEO Randy Falco accused the GOP presidential hopeful of showing "complete disregard" for the feelings of "countless Hispanics" in the country.
Wednesday's shootings were variously described as a "tragic loss" and "absolutely heartbreaking."
Republican party leaders in Virginia and North Carolina are considering requiring loyalty oaths for candidates entering their primaries.
Jeb Bush has said that he will act independently and differently than his brother, responding to Democrats who have sought to link the former governor with his brother's policies.
If the economy slips into recession, that could have a profound impact on the party's hopes of keeping the White House.