In the upcoming Iowa Republican caucuses, a significant portion of voters who have changed their minds could play a crucial role in the race for second place, as former President Donald Trump maintains a massive lead heading into Monday night's event. According to the latest NBC News/Des Moines Register/Mediacom poll, 65% of likely GOP caucusgoers in Iowa say they have supported their first-choice candidates throughout the entire campaign. However, 27% of respondents stated that they have at one point supported different candidates than their current preferences.

Numerous caucusgoers who have shifted their support away from Trump have identified alternative candidates such as former U.N. Ambassador Nikki Haley, Florida Governor Ron DeSantis, and entrepreneur Vivek Ramaswamy as their leading options. Larry Gagen, 54, who intends to caucus for Haley in Dallas County, expressed his admiration for Trump but cited concerns about the trials and event commitments, leading to his decision to explore other choices. Gagen added that he observed Trump's limited presence in Iowa, which influenced his decision.

Another voter, Mary Davie, 59, plans to caucus for DeSantis in Mills County while still expressing fondness for Trump. Davie believes that Trump's chances of winning are slim and emphasizes the need for a candidate who is electable. She appreciates DeSantis's words and hopes that his honesty will translate into a realistic shot at victory.

Some caucusgoers have held an anti-Trump stance from the beginning and have shifted their support among his opponents. Maison Bleam, 34, intending to caucus for Haley in Polk County, initially backed DeSantis but was impressed by Haley's decorum, demeanor, and delivery, leading to a change in support. Bleam noted Haley's skill set in international relations.

Similarly, Quinn Dahlhauser, 41, plans to caucus for DeSantis in Kossuth County, having previously considered candidates other than Trump. Dahlhauser believes that DeSantis has a track record of accomplishing tasks and values his moral virtue, leading to the decision to support him.

Joe Cotton, 59, who plans to caucus for Haley in Dallas County, initially debated between Haley and Sen. Tim Scott but ultimately chose Haley due to her executive and foreign policy experience. Cotton holds a staunch opposition to supporting Trump and is not inclined to back DeSantis or Ramaswamy.

As the Iowa Republican caucuses draw closer, the willingness of caucusgoers to consider alternatives to Trump has emerged as a significant trend. While Trump remains the clear frontrunner, the support of these voters for alternative candidates such as Haley, DeSantis, and Ramaswamy could potentially impact the race for second place. With several key factors at play, the final outcome of the Iowa caucuses is eagerly anticipated.