What the detention of Mahmoud Khalil reveals about free speech in the Trump era

The Trump White House is using Department of Homeland Security intelligence to identify pro-Palestinian college protesters. Courts have ruled that campus protests are protected by the First Amendment. But as the Trump administration seeks to punish speech it does not like, whose first amendment rights are next? *** Thank you for listening. Help power On Point by making a donation here: wbur.org/giveonpoint