Protestors march in support of Deferred Action for Childhood Arrivals (DACA) and Temporary Protected Status (TPS) programs for immigrants, Wednesday, Jan. 17, 2018, in Miami. (AP Photo/Lynne Sladky)

Who Should Be Let Into America?

Ron Suskind, Heather Cox Richardson, and NPR's Tom Gjelten discuss President Trump's ideas about immigration, and how they fit into the long debate over which people are allowed to come to America.

26:389 hours ago