The UK is ready for three-parent babies

The UK is on track to become the first country to legalize the creation of babies from three parents. But could a similar law pass in the United States?

Nita Farahany, professor of law and philosophy and director of Science & Society here at Duke University, explains the science behind the reproductive technology, who it could help, and the ethical and safety concerns.

Listen to the Brian Lehrer Show from WNYC here.