Presidential candidates Tulsi Gabbard (from left), Tom Steyer, Cory Booker, Kamala Harris, Bernie Sanders, Joe Biden, Elizabeth Warren, Pete Buttigieg, Andrew Yang, Beto O'Rourke, Amy Klobuchar and Julián Castro participate in the Democratic debate co-hosted by CNN and The New York Times in Westerville, Ohio, on Tuesday, October 15.
Washington CNN  — 

Twelve Democratic presidential candidates faced off Tuesday night on the same stage at the CNN/New York Times debate. Watch some of the biggest moments of the night here:

Buttigieg to O’Rourke: I don’t need lessons from you

Former Rep. Beto O’Rourke of Texas and South Bend, Indiana, Mayor Pete Buttigieg sparred over O’Rourke’s suggestion for a mandatory buyback of AR-15s and AK-47s, and the logistics behind that policy.

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Buttigieg to O'Rourke: I don't need lessons from you
03:29 - Source: CNN

Klobuchar to Warren: You’re making GOP talking points

Sen. Amy Klobuchar of Minnesota went after front-runner Sen. Elizabeth Warren of Massachusetts for her support of the “Medicare for All” single-payer health care plan.

“The difference between a plan and a pipe dream is something that you can actually get done,” Klobuchar said.

klobuchar warren split debate
Klobuchar to Warren: You're making GOP talking points
02:27 - Source: CNN

Buttigieg and Warren go head-to-head over health care

Warren became the main target in the race on Tuesday. In addition to attacks from Klobuchar, Warren was criticized by Buttigieg for refusing to give a yes-or-no answer to questions about the costs of the “Medicare for All” health care plan.

pete buttigieg debate 10.15
Buttigieg and Warren go head-to-head over health care
02:35 - Source: CNN

Biden: My son did nothing wrong. I did nothing wrong.

Former Vice President Joe Biden responded to President Donald Trump’s attacks on him and his son Hunter Biden concerning his son’s business ties to foreign countries.

joe biden debate 10.15
Biden: My son did nothing wrong. I did nothing wrong
02:16 - Source: CNN

Gabbard and Buttigieg spar over Trump’s Syria withdrawal

Buttigieg and Rep. Tulsi Gabbard of Hawaii got into a heated exchange over Trump’s decision to withdraw troops from Syria and how they would have handled the situation in the region.

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Gabbard and Buttigieg spar over Trump's Syria withdrawal
04:37 - Source: CNN

What Warren, Biden and Sanders say about their ages

Sen. Bernie Sanders of Vermont, Biden and Warren were the oldest candidates on the stage. Hear what they had to say about their ages. 

Presidential candidates Bernie Sanders, Joe Biden and Elizabeth Warren participate in the Democratic debate co-hosted by CNN and The New York Times in Westerville, Ohio, on Tuesday, October 15.
What Warren, Biden and Sanders say about their age
01:22 - Source: CNN

Warren takes a jab at Biden while complimenting Obama

Warren took a veiled jab at Biden after crediting former President Barack Obama with supporting the creation of the Consumer Financial Protection Bureau.

warren biden obama compliment
Warren takes a jab at Biden while complimenting Obama
01:41 - Source: CNN

Impeach, yes, candidates say. But don’t divide us more.

The candidates commented on the impeachment inquiry.

Presidential candidates Tulsi Gabbard, Tom Steyer, Cory Booker, Kamala Harris, Bernie Sanders, Joe Biden, Elizabeth Warren, Pete Buttigieg, Andrew Yang, Beto O'Rourke, Amy Klobuchar and Julián Castro participate in the Democratic debate co-hosted by CNN and The New York Times in Westerville, Ohio, on Tuesday, October 15.
Impeach, yes, candidates say. But don't divide us more
02:36 - Source: CNN

Castro: Police violence is also gun violence

CNN’s Anderson Cooper asked former Housing and Urban Development Secretary Julián Castro about his plan to prevent further gun violence in America.

Here’s how Yang says he flipped a Trump voter’s support

Businessman Andrew Yang shared a story of how he was able to convince a Trump supporter to become a Yang supporter.

Billionaire Tom Steyer’s response to call for no more billionaires

Sanders and billionaire businessman Tom Steyer discussed their plans for closing the wealth gap.

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Billionaire Tom Steyer's response to call for no more billionaires
03:02 - Source: CNN