As they post-mortem the housing crisis, policy makers are increasingly putting transportation costs under the microscope. Blueprint America visits the car -dependent suburbs of Phoenix, Arizona, to learn about how transportation costs are making it harder for families to hold on to the American Dream.

The average family in America today spends 52 percent of its income on housing and transportation. In this Blueprint America interview, John Larson talks with Housing and Urban Development Secretary Shaun Donovan about how transportation adds to the true cost of housing.