Today on Boston Public Radio:

— We opened lines to talk with listeners about Tuesday night’s Democratic presidential debate.
— MIT economist Jon Gruber discussed the economics of war.
— CNN analyst Juliette Kayyem discussed the forthcoming Senate impeachment trial, news that Russian intelligence is now investigating Hunter Biden and Burisma and the Australian wildfires.
— Medical ethicist Art Caplan discussed a recent appeal to a Massachusetts Supreme Court ruling on medically-assisted suicide and criticisms over the speed of the FDA's drug trial approval process.
— Media maven Sue O’Connell discussed Sen. Cory Booker’s LGBTQ advocacy and what his exit means for the 2020 presidential race.
— WGBH Arts Editor Jared Bowen recapped this year's Oscar nominations and reviewed the plays “PASS OVER” and “Cats The Musical."
— We re-opened our lines to discuss Red Sox manager Alex Cora’s departure from the Sox in light of the recent sign-stealing scandal.