Just 23% of Nikki Haley supporters say they would vote for Donald Trump in a rematch with Joe Biden, a new Des Moines Register/NBC News/Mediacom Iowa Poll shows right before the Iowa Caucuses Tap the link in our bio to dig in to the numbers and how likely caucusgoers would support Trump if he became the GOP nominee. #Iowa #IAcaucus #GOP #Republican #Election2024 #IApolitics