GOP candidates flock to Iowa to build support for 2024 presidential race
GOP candidate Nikki Haley will visit Iowa today, where she will host two town halls. The Des Moines Register's chief politics reporter Brianne Pfannenstiel joined CBS News' Vladimir Duthiers and Anne-Marie Green to discuss what Republican candidates must do to sway Iowa voters, and what the Iowa Caucuses mean for the 2024 GOP field.