Ted Cruz, Mitt Romney, Marco Rubio, Nikki Haley are seen more favorably than other potential challengers to Trump. Ben Sasse, Jeff Flake rate poorly.
Iowa Poll: Trump has big fan base among Iowa Republicans, but they welcome challengers
Dec 16, 2018
Ted Cruz, Mitt Romney, Marco Rubio, Nikki Haley are seen more favorably than other potential challengers to Trump. Ben Sasse, Jeff Flake rate poorly.