What has the U.S. learned from the Snowden's leaks?

Aired: 6/8/2014 | 0:05:01 | Clip
Monday will mark one year since Edward Snowden made headlines by identifying himself as the source of classified information leaked from the National Security Agency. Has U.S. policy changed as a result of these revelations? Hari Sreenivasan speaks with Shiobhan Gorman, intelligence correspondent for the Wall Street Journal, about how intelligence gathering has changed in the last year.