ABC News December 20, 2015

The 3rd Democratic Debate by the Numbers

WATCH: Third Democratic Presidential Debate In A Minute

Democratic presidential hopefuls Hillary Clinton, Bernie Sanders and Martin O'Malley closed out this year's debates Saturday in New Hampshire.

The third Democratic debate hosted by ABC News at St. Anselm College focused on foreign policy in light of recent terrorists attacks both across the nation and worldwide. Sanders also apologized to Clinton amid at data breach involving his staffers and the Democratic National Committee.

"This is not the kind of campaign that we run," he said. "If I find anybody else involved in this, they will be fired."

Third Democratic Presidential Debate: 9 Moments That Mattered The Best Zingers From the Final Democratic Debate of 2015

Here are the rest of the highlights from Saturday: