Stephen Ezell: U.S. lacking innovation in ‘legacy’ sectors

If you think about the most recent wave of innovation in this country, it's pretty easy to come up with a list of tech companies: Facebook, Google... but try to name a recent innovation in fields like education, energy, and manufacturing. If you can't, you're not alone. Stephen Ezell is vice president for global innovation policy at the Information Technology and Innovation Foundation. He said the United States has a problem with innovation in so-called "legacy" sectors.