Stephen Breyer on new book 'Reading the Constitution'

For as long as America has had a constitution, there's been debate over how to interpret it. That’s particularly true when it comes to hot-button Supreme Court cases. For nearly 30 years, Stephen Breyer served on the nation’s highest court, deciding on cases with ramifications still being felt across the country today. Amna Nawaz spoke with Breyer about his new book, “Reading the Constitution."