Depending on where you live, the U.S. housing market is looking up. Regions with strong local economies are improving. But most markets are still weak. And a growing number of Americans cannot afford to live where they work. Millions of low-and middle-income families struggle to pay increasing rents with stagnating wages. And an estimated one in six homeowners are still underwater on their mortgages. Advocates are pushing for innovative solutions to what they call an affordable housing crisis. But many are concerned about the fairness of some outcomes. Diane and her guests discuss the challenges of finding affordable housing in the U.S.