Will expanding preschool give kids a lasting advantage?

Aired: 4/1/2014 | 0:07:22 | Clip
Around the country, 30 governors are proposing the expansion of preschool programs in their states. But what makes a pre-K program sufficiently educational? And how will the U.S. pay for these programs? Special correspondent John Tulenko of Learning Matters examines the debate over the value and the cost.