CARLY FIORINA

A group controlled by the billionaire Koch brothers said Wednesday that it will support the former Hewlett-Packard CEO's presidential campaign.

The United States tentatively agreed to the Trans-Pacific Partnership on Monday, but many members of Congress remain unsure about the deal.

Snapchat CEO and co-founder Evan Spiegel addressed his app's influence on the 2016 presidential election in an appearance on "The Late Show with Stephen Colbert" Wednesday.

A national poll released Wednesday revealed that 10 percent of likely Republican primary voters called Donald Trump an "idiot," a "jerk," "stupid" or "dumb."

The Republican presidential candidate, continuing a hawkish foreign policy perspective, defended techniques used against detainees.

Republican presidential front-runner Donald Trump unveiled his detailed tax plan Monday. It includes a proposal to cut taxes for all individual American tax brackets.

She criticized Chinese President Xi Jinping for China's women's rights record, but she has come under fire for similar issues.

Ben Carson is almost matched with Donald Trump, taking 20 percent of GOP primary voters' support, compared with Trump's 21 percent.

The U.S. senator from Texas topped his Republican rivals in a U.S. presidential straw poll at the Values Voter Summit in Washington.

Rubio made the statements shortly after Trump got in a couple of digs at Rubio Thursday in an interview on CNN.

Forty-one percent of Americans in a recent survey say they want a wall on the northern border, as the Republican candidate once proposed.

After the GOP front-runner's so-called boycott of the network, commentators wondered aloud if Trump's skin is too thin.

A new survey indicates Democrats would likely nominate Hillary Clinton if the choice were made today, but her rivals would have a better chance in a general election.

The Republican presidential candidate learned a lot about campaigning from an unsuccessful bid to unseat Sen. Barbara Boxer of California in 2010, observers say.

Following disparaging remarks towards Muslims, Ben Carson is seeing an increase in cash flow.

Carly Fiorina filmed extensive footage for a super PAC’s documentary, despite rules against coordination.

The channel couldn't hold on to its viewers after the big event, as Fox News rose back up to first place in cable news in the days after.

The GOP's biggest would-be kingmakers couldn't help Wisconsin Gov. Scott Walker, whose presidential candidacy fell victim to anti-establishment fervor.

The Republican presidential candidate had a moderate immigration stance when she ran for a Senate seat in California, but that could be a liability now.

"Carly Fiorina is terrible at business -- the last thing our country needs!" Donald Trump wrote Monday.

She called herself a "terrific" leader of HP and maintained that the Planned Parenthood video she referenced does exist.