Good very early morning to you. frigid, i know, but a make or break day for these candidates. reporter: it is frigid indeed. my location it s negative 15 degrees right now at this very early hour here at the mars caée in des moines. it really does feel like a much different caucus season this time around and there are a couple reasons for that. one has just been that donald trump s lead here has been so dominant the entire time that there really is kind of this sense the adrenaline rush, that kind of sense of urgency from the campaign trail is just not quite where it usually is for something like this. i mean, it s easy to understand to understand why. obviously ron desantis has really staked everything here and one of the major story lines coming out of tonight is going to be whether or not he actually as the person who came in with thinking that he is the most likely to be the person that could take on donald trump and
DES MOINES, United States: Voters venture into sub-zero temperatures Monday to kick off the Republican presidential nomination race with the Iowa caucuses, the first major test of whether runaway front-runner Donald Trump is as much of a sure thing as he appears.
DES MOINES, Iowa: Voters venture into sub-zero temperatures Monday to kick off the Republican presidential nomination race with the Iowa caucuses, the first major test of whether runaway front-runner Donald Trump is as much of a sure thing as he appears.