Today on Boston Public Radio: We opened our lines to callers to discuss Wednesday night’s Democratic debate. WGBH News Analyst and GroundTruth Project CEO Charlie Sennott discussed a possible peace deal between the U.S. and Taliban forces, and the 900,000 Syrians currently fleeing to Turkey amidst Bashar al-Assad’s recent military advancements. Former Suffolk County Sheriff and Secretary of Public Safety Andrea Cabral discussed the sentencing of Trump associate Roger Stone, and the question of whether Attorney General Bill Barr will resign. ESPN’s Howard Bryant discussed his new book, “Full Dissidence: Notes From an Uneven Playing Field.” Reverends Irene Monroe and Emmett Price, hosts of WGBH’sAll Rev’d Up, discussed Wednesday night’s Democratic debate, and the possibility of the U.S. having its first Jewish president in Bernie Sanders or Mike Bloomberg. Boston Globe columnist Alex Beam discussed concierge medicine, rank choice voting, and remembered the life of Jesuit astrophysicist Rev. George Coyne. Rep. Ayanna Pressley discussed Elizabeth Warren’s performance at Wednesday night’s debate, and her view that Attorney General Barr ought to resign.