Some Iowa caucus-goers undecided ahead of first in the nation contest

With one day left to sway voters, Republican presidential candidates are holding their final events in the Hawkeye State.

"I've probably been to more pizza ranches than I have to gyms in the last six months," Republican presidential candidate Vivek Ramaswamy said during a December event in Atlantic, Iowa.

Former ambassador to the United Nations and former South Carolina Gov. Nikki Haley, right, and Florida Gov. Ron DeSantis, left, appearing at a Republican presidential nomination debate at Drake University in Des Moines, Iowa, on Wednesday, Jan. 10, 2024. (AP Photo/Andrew Harnik)

From former Ambassador to the U.N. Nikki Haley’s pictures with the Iowa State Fair Butter Cow – to Florida Governor Ron DeSantis’ visit to the Field of Dreams in Dyersville, candidates have held events across Iowa for the last year.

Fox News' Bret Baier and Amy Munneke authored this report.