CHICAGO (AP) — A hearing in federal court in Chicago today will be a rare chance to hear open debate about the secret U.S. spy programs revealed by former government analyst Edward Snowden.

The judge presiding over a terrorism case will hear oral arguments on what, if anything, the government must reveal about its use of expanded surveillance.

Chicago teen Adel Daoud faces trial in April for allegedly trying to ignite an inert bomb outside a city bar.