Republican Donald Trump defeated Democrat Kamala Harris in the U.S. presidential election, capping a remarkable comeback four years after he was voted out of the White House.Following are preliminary results from an exit poll conducted by Edison Research.

Exit polls help us better understand who came out to vote, how different groups of people voted and how they feel about some of the biggest issues of the campaign.

If you've voted early or plan to vote today, you might be asked to participate in an exit poll. Here's what they are and how they work.