Thousands of Iowans will flock to the district in sub-zero temperatures tonight to support their Republican presidential candidate in the caucuses.
Voting begins at 7:00 PM Central Time (8:00 PM Eastern Time) during the first official event of the G.O.P racing for the White House.
Donald Trump comes in as favorite with a resounding lead of 28 points in the latest poll.
Follow DailyMail.com’s live coverage of the build-up to the blockbuster night.