Why Undocumented Immigrants Who Overstay U.S. Visas Are So Difficult To Track
Much of the rhetoric around immigration — and there is a lot of it these days — focuses on the border. But research shows that most of the people living in the United States illegally did not cross the southern border to get here.
The Show spoke more about that with Robert Warren. He’s the senior visiting fellow at the Center for Migration Studies in New York, where his job is to estimate the number of undocumented immigrants living in the country.