Thousands of Iowans will flock to precincts tonight in freezing temperatures to support their Republican presidential candidate in the caucuses.
Voting begins at 7:00 p.m. Central Time (8:00 p.m. Eastern Time) in the first official event of the GOP race for the White House.
In the latest poll, Donald Trump enters the race as the favorite with a clear lead of 28 points.
Follow 's live coverage of the blockbuster evening's preparations.
Nikki Haley addresses Iowa voters for the final time: “The tone at the top matters” and “our best days are ahead of us”
Vivek Ramaswamy reveals he ran into a snow ditch in freezing Iowa
Biden's campaign team is “excited about the fight ahead” and is watching “closely” what happens. Iowa is preparing to fight Trump
Trump says a vote for Vivek is a wasted vote as he steps up attacks on his rival Ramaswamy
A vote for Vivek is a wasted vote. I like VIVEK, but he played it too “cute” for us. TONIGHT IN THE CAUCUS: VOTE FOR DONALD J. TRUMP, INCREASE THE NUMBERS!!! IN NOVEMBER WE MUST TAKE BACK OUR VERY DIFFICULT NATION – A NATION IN DOWNSHIP – FROM THE CROOKED JOE BIDEN AND THE RADICAL LEFT DEMOCRATS AND THINGS THAT DESTROY THEM. MAGA!!!