How these Alabama architecture students are improving lives with low-cost home designs: Chasing the Dream

For decades, students and faculty from Auburn University's Rural Studio have been working, studying and living in Hale County, Alabama, and using architecture to serve the greater good. There, more than two dozen different homes that cost only $20,000 have been designed, constructed and given to residents. John Yang reports as part of our ongoing series, Chasing the Dream.