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The high-octane debate was a more aggressive performance than its predecessor on Fox News -- and this time Carly was part of the main event.

CNBC's debate titled "Your Money, Your Vote: The Presidential Debate on the Economy" will address jobs, taxes, the deficit and the national economy.

Some Republicans debating Wednesday they would trim taxes, others said they would promote education. Donald Trump said his own trade deals provide an admirable economic model.

Trump's four bankruptcies were held up to view during the second Republican debate Wednesday.

"America is not a planet," Rubio said, as candidates tackled issues having to do with science, including vaccines and climate change.

Twitter users -- singer John Legend among them -- mocked the Republican candidate's debate statement of support for George W. Bush's record on national security.

Many of the GOP candidates' rhetoric Wednesday stood in stark contrast from Reagan's poetic remarks about his hopes for the country,

Former Hewlett-Packard CEO Carly Fiorina moved up to the main event debate on Wednesday night and was a consensus winner.

The Florida senator's performance last month earned him high scores, but did not give him a boost in the polls.

Former Florida Gov. Jeb Bush said he resisted when Donald Trump pushed for a Florida casino. Trump says he could have succeeded if he had wanted to. Who's telling the truth?

Former Secretary of State Hillary Clinton, Vermont Sen. Bernie Sanders, former Maryland Gov. Martin Malley, former Virginia Sen. Jim Webb, former Rhode Island Gov. Lincoln Chafee are all running on the Democratic ticket.

South Carolina Sen. Lindsey Graham, Louisiana Gov. Bobby Jindal, former Pennsylvania Sen. Rick Santorum and former New York Gov. George Pataki were all relegated to the lower-tier debate.

Who would benefit? How much would it cost? The Republican candidate may have to address these and other inquiries during Wednesday's GOP debate.

The GOP front-runner has brushed off every controversy, attack or backlash so far, but will Wednesday night's GOP debate hurt or help?

Many of the candidates haven't ventured into a discussion about the carried interest tax loophole, which, if repealed, would generate $18 billion in revenue.

President Obama reiterated his support for closing the so-called carried interest loophole, which eases tax burdens for hedge funds and private equity firms.

As Republicans threaten a government shutdown unless Planned Parenthood is defunded, Obama is seeking to raise taxes on millionaires.

After a debate performance in which he got fewer questions than most others, Paul wants to make sure his face is seen.

The 10 presidential hopefuls on Wednesdays stage are all looking for ways to take Trump down.

This time around, host CNN has invited 11 candidates to the Ronald Reagan Library in Simi Valley, California, where Carly Fiorina will join the prime-time stage.

Polls ahead of the second GOP debate show neurosurgeon Ben Carson edging up to front-runner Donald Trump.

He has charisma, he's used to being an underdog and his story is compelling. Don't count Rubio out just yet.

"You are going to get the greatest services of any veterans in any country," Trump told the crowd in Southern California, as protesters rallied nearby.

With key questions still unanswered about the aircraft, which vanished in March 2014, the new finding has drawn interest from French officials heading the search efforts.

A film about Carly Fiorina exemplifies how she and other GOP presidential candidates helped their super PACs help them, despite rules banning coordination.

The latest poll shows that Donald Trump and Ben Carson lead the polls in the Sunshine State.

Facing tough polls that put him at the bottom of a large pack of Republicans, Bush is looking for a comeback.

Twitter will now accept donations from users to candidates' parties directly on the website in an update made Tuesday.

Vice President Joe Biden played a key role in the financial industry’s four-decade campaign to eliminate bankruptcy protections for student debtors.