The Iowa caucuses were last night. But we don't know the results from the Democrats until later today. President Trump was declared the winner of the Iowa Republican Caucuses over his two primary challengers.

It's the day of the caucuses. How do they work and what are Democrats' considerations?

The Iowa caucus turnout is expected to be high this year -- especially among young people and Latinos.

The Iowa Democratic caucuses make electability a strategic question. And the Iowa Democratic Party partnered with the Iowa Republican Party and the Des Moines Regional Transit Authority to give rides to caucus-goers in Central Iowa next week.

President Donald Trump unveiled his Middle East peace plan with Israeli PM Benjamin Netanyahu by his side. Some candidates share their views on the Israeli-Palestinian conflict.

Voters talked about "electability." What does it really mean? Democratic candidates have varying approaches, from courting Obama to Trump voters to mobilizing as many voters as possible.

Businessman Tom Steyer and former NYC Mayor Michael Bloomberg, the two billionaires in the Democratic primary, have spent far more than the rest of the Democratic hopefuls combined. But Steyer also uses grassroots tactics. What do other candidates and voters think about the influence of money in elections?

Vermont Senator Bernie Sanders and former VP Joe Biden butt heads at opposing ends of the Democratic spectrum. And Hawaii Rep. Tulsi Gabbard is suing former Democratic nominee Hillary Clinton.

Four candidates are stuck in Washington at the Senate impeachment trial instead of on the campaign trail in Iowa, less than two weeks ahead of the first in the nation caucuses.