get that part for reduce chris christie ending his camp new hampshire tonight. we're going to talk with our numbers viewers steve kornacki tonight about what may shift in the polling on the prospects for the other candidates know they're christie is giving out. we'll also speak with an important figure in president or biden's orbit, jim clyburn, mr. south carolina, about what this means for the presidents reelection effort in the state of his campaign. but even as we bid a cheer to governor chris christie, two republican candidates who are still in the race are debating in des moines, nikki haley and ron desantis, are the only republicans left in the race who left the polling threshold. the polling threshold said they need to have at least 10% in three national or iowa polls. that brings it down to just haley and desantis at this