though it s just one vote. i think without a question of a doubt he is going to be our republican nominee. reporter: former president trump s lead in iowa is dominant. according to a new poll of likely republican caucusgoers, mr. trump is currently 23 points ahead of his nearest rival, governor ron desantis. who are you backing for president in 2024? 100% donald trump. reporter: jordan van der molen is one of several poll respondents we spoke with. he s a cattle farmer and father of two who says his mind is made up for former president trump. he just is 100% supporter behind a lot of things we do in the midwest. reporter: and while mr. trump has pleaded not guilty to charges in several indictments, 2/3 said they don t believe he has committed serious crimes according to the poll, including van der molen. i think it s blown way out of proportion. reporter: rachel murdoch, a college professor and self-described moderate, says she s disappointed with president biden but