Nearly 80,000 people left Illinois last year, according to just-released data estimates. In the past decade, nearly a quarter million people have moved.

On the heels of the Iowa caucuses debacle, Illinois leaders are trying to rally support for the state to hold the first presidential primary in 2024. But is that a good idea?

The next U.S. census will take place April 1, 2020. How the data is collected, what it’s used for and the latest on the controversial citizenship question.