Meet the Press NOW — January 15

Sub-zero temperatures could jeopardize turnout at the Iowa Caucuses on Monday. The final NBC News/Mediacom/Des Moines Register Iowa poll shows former President Trump ahead of Gov. Ron DeSantis (R-Fla.) as fmr. U.N. Ambassador Nikki Haley takes second place. Haley spokesperson Olivia Perez-Cubas discusses how the former ambassador plans to beat DeSantis. Trump Campaign Senior Adviser Jason Miller reacts to the campaign’s slew of last-minute endorsements.