Economic and Strategic Significance in Kaesong Closing

Aired: 4/3/2013 | 0:05:11 | Clip
Why did North Korea close the Kaesong industrial complex when it actually relies on that income? Gwen Ifill talks to Jack Pritchard, former U.S. special envoy for North Korea negotiations, about how a combination of "compounding events" makes current tensions with North Korea potentially more significant than past dustups.