Approving policies to effectively address the national debt may seem an impossible task after watching Congress debate raising debt ceiling. Professor Dan Otto and students Justin Saenz and Brad Sievers, who tackled the challenge in their class this past spring, discuss the situation on a recent segment of the IPR radio program "The Exchange." Sara Imhof, Midwest Regional Director for The Concord Coalition, who is leading similar efforts around the state, was also part of the discussion. Click on the following link to listen to the August 5th broadcast:http://iowapublicradio.org/news/the-exchange/past-shows.html