On this edition of the program—host Carol Castiel and VOA Diplomatic Correspondent, Cindy Saine, talk with Frances Brown, former senior staffer on the National Security Council under both the Obama and Trump administrations, now a fellow at the Carnegie Endowment for International Peace. From Afghanistan, where US President Donald Trump made a surprise visit to US troops over Thanksgiving, to Syria, Brown shares her views about critical foreign and national security challenges facing the United States and the world.