Today on Boston Public Radio:

Washington Post political reporter Annie Linskey discussed tonight’s first Democratic 2020 debate, including how candidates like Elizabeth Warren are traveling to facilities for migrants at the border ahead of the debate.


Then we opened up the lines and asked listeners about the squalid conditions at border camps for migrants. Congresswoman Ayanna Pressley also called in with her thoughts.


Homeland security expert Juliette Kayyem also discussed the conditions at the government-run facilities for migrants.


Michael Norton, professor at the Harvard Business School, shared his research on polarization in the U.S. Then we opened up the lines and asked our listeners.


Medical ethicist Arthur Caplan discussed the situation at the border.


WGBH executive arts editor Jared Bowen reviewed the Nantucket Film Festival, the new movie “Yesterday,” and others.