Pete Buttigieg

"We’re just getting going.”

"I'm not Barack Obama, and neither is he."

Here are highlights from Sunday's campaigning and a look ahead to Monday.

"He was a mayor."

"I think it’s going to be incredibly more difficult."

"The Iowa Democratic Party runs the caucus, okay?"

"I want to make sure every Iowa voter knows that their vote was counted."

"This isn't the first time in my life I've been knocked down."

Buttigieg held a narrow lead.

"Nothing works, just like they ran the Country."

Iowa is the first test in the state-by-state battle to pick a Democratic nominee to face Trump in the Nov. 3 presidential election.

Here is a look at the foreign policy positions of the top eight Democratic candidates in the race.

"I am pro-choice, and I believe that a woman ought to be able to make that decision.”

"Our job is not just to remember the history of Dr. King, it is to absorb his revolutionary spirit and apply it today."

The campaign confirmed his resignation.

"I cannot allow this country to go down the path of climate destruction."

Here is how each of them fared.

Six Democratic White House contenders will take part on Tuesday.

He is "truly an original."

It finds Biden outperforming his fellow Democratic candidates.