The fourth Trump employee in the superseding indictment has been revealed. We take a look at the Mar-a-Lago IT worker who was allegedly asked to delete surveillance footage. Plus, what we’re learning about that new codefendant at the center of these new charges and Trump’s added legal exposure. Also, more than a dozen Republican hopefuls are in one room in Iowa right now and one was just booed on stage for explicitly criticizing Trump. To learn more about how CNN protects listener privacy, visit cnn.com/privacy