Trump has inspired strong feelings among religious conservatives. Some see him as a fighter. One prominent leader called him a visionary. Others see him as a "train wreck" who's paying lip service.
The Des Moines Register/Bloomberg poll, considered the "gold standard" of Iowa surveys finds Clinton ahead of Bernie Sanders but within the margin of error. Donald Trump leads Ted Cruz by 5.
Iowa voters will start the process of deciding who the next president will be. But they'll do it in a way that can mystify outsiders — meeting in schools, gymnasiums and even neighbors' living rooms.
New York Times political reporter Trip Gabriel has spent the past year in Iowa, covering the political operations, speeches and rallies leading up to the first vote of the presidential campaign.
In a blow to rival Ted Cruz with less than a week until Iowa, Liberty University President Jerry Falwell Jr. officially endorses the twice-divorced casino mogul.
GOP front-runner Donald Trump, upset over his treatment by Fox News and by top anchor Megyn Kelly, is boycotting the final debate ahead of the Iowa caucuses.
Critics say Iowa and New Hampshire are too old, too white and too small to have so much power in the presidential nominating process. There are lots of other ideas, but tradition is hard to change.
For the first time, the Latino vote is being targeted in a systematic way to urge caucus participation from thousands. With the state's small but fast-growing Latino community, it's no easy task.